197885772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:468

約数の個数: 144

約数和(自身を含む): 599918592

約数和(自身を除く): 402032820

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 73, 84, 93, 124, 126, 146, 186, 217, 219, 252, 279, 292, 347, 372, 434, 438, 511, 558, 651, 657, 694, 868, 876, 1022, 1041, 1116, 1302, 1314, 1388, 1533, 1953, 2044, 2082, 2263, 2429, 2604, 2628, 3066, 3123, 3906, 4164, 4526, 4599, 4858, 6132, 6246, 6789, 7287, 7812, 9052, 9198, 9716, 10757, 12492, 13578, 14574, 15841, 18396, 20367, 21514, 21861, 25331, 27156, 29148, 31682, 32271, 40734, 43028, 43722, 47523, 50662, 63364, 64542, 75299, 75993, 81468, 87444, 95046, 96813, 101324, 129084, 142569, 150598, 151986, 177317, 190092, 193626, 225897, 227979, 285138, 301196, 303972, 354634, 387252, 451794, 455958, 531951, 570276, 677691, 709268, 785261, 903588, 911916, 1063902, 1355382, 1570522, 1595853, 2127804, 2355783, 2710764, 3141044, 3191706, 4711566, 5496827, 6383412, 7067349, 9423132, 10993654, 14134698, 16490481, 21987308, 28269396, 32980962, 49471443, 65961924, 98942886, 197885772]

約数ペア:

[(1, 197885772), (2, 98942886), (3, 65961924), (4, 49471443), (6, 32980962), (7, 28269396), (9, 21987308), (12, 16490481), (14, 14134698), (18, 10993654), (21, 9423132), (28, 7067349), (31, 6383412), (36, 5496827), (42, 4711566), (62, 3191706), (63, 3141044), (73, 2710764), (84, 2355783), (93, 2127804), (124, 1595853), (126, 1570522), (146, 1355382), (186, 1063902), (217, 911916), (219, 903588), (252, 785261), (279, 709268), (292, 677691), (347, 570276), (372, 531951), (434, 455958), (438, 451794), (511, 387252), (558, 354634), (651, 303972), (657, 301196), (694, 285138), (868, 227979), (876, 225897), (1022, 193626), (1041, 190092), (1116, 177317), (1302, 151986), (1314, 150598), (1388, 142569), (1533, 129084), (1953, 101324), (2044, 96813), (2082, 95046), (2263, 87444), (2429, 81468), (2604, 75993), (2628, 75299), (3066, 64542), (3123, 63364), (3906, 50662), (4164, 47523), (4526, 43722), (4599, 43028), (4858, 40734), (6132, 32271), (6246, 31682), (6789, 29148), (7287, 27156), (7812, 25331), (9052, 21861), (9198, 21514), (9716, 20367), (10757, 18396), (12492, 15841), (13578, 14574)]