28443492

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 92811264

約数和(自身を除く): 64367772

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 31, 33, 36, 42, 44, 62, 63, 66, 77, 84, 93, 99, 124, 126, 132, 154, 186, 198, 217, 231, 252, 279, 308, 331, 341, 372, 396, 434, 462, 558, 651, 662, 682, 693, 868, 924, 993, 1023, 1116, 1302, 1324, 1364, 1386, 1953, 1986, 2046, 2317, 2387, 2604, 2772, 2979, 3069, 3641, 3906, 3972, 4092, 4634, 4774, 5958, 6138, 6951, 7161, 7282, 7812, 9268, 9548, 10261, 10923, 11916, 12276, 13902, 14322, 14564, 20522, 20853, 21483, 21846, 25487, 27804, 28644, 30783, 32769, 41044, 41706, 42966, 43692, 50974, 61566, 65538, 71827, 76461, 83412, 85932, 92349, 101948, 112871, 123132, 131076, 143654, 152922, 184698, 215481, 225742, 229383, 287308, 305844, 338613, 369396, 430962, 451484, 458766, 646443, 677226, 790097, 861924, 917532, 1015839, 1292886, 1354452, 1580194, 2031678, 2370291, 2585772, 3160388, 4063356, 4740582, 7110873, 9481164, 14221746, 28443492]

約数ペア:

[(1, 28443492), (2, 14221746), (3, 9481164), (4, 7110873), (6, 4740582), (7, 4063356), (9, 3160388), (11, 2585772), (12, 2370291), (14, 2031678), (18, 1580194), (21, 1354452), (22, 1292886), (28, 1015839), (31, 917532), (33, 861924), (36, 790097), (42, 677226), (44, 646443), (62, 458766), (63, 451484), (66, 430962), (77, 369396), (84, 338613), (93, 305844), (99, 287308), (124, 229383), (126, 225742), (132, 215481), (154, 184698), (186, 152922), (198, 143654), (217, 131076), (231, 123132), (252, 112871), (279, 101948), (308, 92349), (331, 85932), (341, 83412), (372, 76461), (396, 71827), (434, 65538), (462, 61566), (558, 50974), (651, 43692), (662, 42966), (682, 41706), (693, 41044), (868, 32769), (924, 30783), (993, 28644), (1023, 27804), (1116, 25487), (1302, 21846), (1324, 21483), (1364, 20853), (1386, 20522), (1953, 14564), (1986, 14322), (2046, 13902), (2317, 12276), (2387, 11916), (2604, 10923), (2772, 10261), (2979, 9548), (3069, 9268), (3641, 7812), (3906, 7282), (3972, 7161), (4092, 6951), (4634, 6138), (4774, 5958)]