259849081485

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{206281}}^1$

素因数の和:206376

約数の個数: 128

約数和(自身を含む): 557654507520

約数和(自身を除く): 297805426035

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 43, 45, 63, 93, 105, 129, 135, 155, 189, 215, 217, 279, 301, 315, 387, 465, 645, 651, 837, 903, 945, 1085, 1161, 1333, 1395, 1505, 1935, 1953, 2709, 3255, 3999, 4185, 4515, 5805, 5859, 6665, 8127, 9331, 9765, 11997, 13545, 19995, 27993, 29295, 35991, 40635, 46655, 59985, 83979, 139965, 179955, 206281, 251937, 419895, 618843, 1031405, 1259685, 1443967, 1856529, 3094215, 4331901, 5569587, 6394711, 7219835, 8870083, 9282645, 12995703, 19184133, 21659505, 26610249, 27847935, 31973555, 38987109, 44350415, 44762977, 57552399, 62090581, 64978515, 79830747, 95920665, 133051245, 134288931, 172657197, 186271743, 194935545, 223814885, 239492241, 274972573, 287761995, 310452905, 399153735, 402866793, 558815229, 671444655, 824917719, 863285985, 931358715, 1197461205, 1208600379, 1374862865, 1676445687, 1924808011, 2014333965, 2474753157, 2794076145, 4124588595, 5774424033, 6043001895, 7424259471, 8382228435, 9624040055, 12373765785, 17323272099, 28872120165, 37121297355, 51969816297, 86616360495, 259849081485]

約数ペア:

[(1, 259849081485), (3, 86616360495), (5, 51969816297), (7, 37121297355), (9, 28872120165), (15, 17323272099), (21, 12373765785), (27, 9624040055), (31, 8382228435), (35, 7424259471), (43, 6043001895), (45, 5774424033), (63, 4124588595), (93, 2794076145), (105, 2474753157), (129, 2014333965), (135, 1924808011), (155, 1676445687), (189, 1374862865), (215, 1208600379), (217, 1197461205), (279, 931358715), (301, 863285985), (315, 824917719), (387, 671444655), (465, 558815229), (645, 402866793), (651, 399153735), (837, 310452905), (903, 287761995), (945, 274972573), (1085, 239492241), (1161, 223814885), (1333, 194935545), (1395, 186271743), (1505, 172657197), (1935, 134288931), (1953, 133051245), (2709, 95920665), (3255, 79830747), (3999, 64978515), (4185, 62090581), (4515, 57552399), (5805, 44762977), (5859, 44350415), (6665, 38987109), (8127, 31973555), (9331, 27847935), (9765, 26610249), (11997, 21659505), (13545, 19184133), (19995, 12995703), (27993, 9282645), (29295, 8870083), (35991, 7219835), (40635, 6394711), (46655, 5569587), (59985, 4331901), (83979, 3094215), (139965, 1856529), (179955, 1443967), (206281, 1259685), (251937, 1031405), (419895, 618843)]