201721392

素因数分解:

$2^4\times 3^2\times {\mathrm{53}}^1\times {\mathrm{26431}}^1$

素因数の和:26498

約数の個数: 60

約数和(自身を含む): 575213184

約数和(自身を除く): 373491792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 53, 72, 106, 144, 159, 212, 318, 424, 477, 636, 848, 954, 1272, 1908, 2544, 3816, 7632, 26431, 52862, 79293, 105724, 158586, 211448, 237879, 317172, 422896, 475758, 634344, 951516, 1268688, 1400843, 1903032, 2801686, 3806064, 4202529, 5603372, 8405058, 11206744, 12607587, 16810116, 22413488, 25215174, 33620232, 50430348, 67240464, 100860696, 201721392]

約数ペア:

[(1, 201721392), (2, 100860696), (3, 67240464), (4, 50430348), (6, 33620232), (8, 25215174), (9, 22413488), (12, 16810116), (16, 12607587), (18, 11206744), (24, 8405058), (36, 5603372), (48, 4202529), (53, 3806064), (72, 2801686), (106, 1903032), (144, 1400843), (159, 1268688), (212, 951516), (318, 634344), (424, 475758), (477, 422896), (636, 317172), (848, 237879), (954, 211448), (1272, 158586), (1908, 105724), (2544, 79293), (3816, 52862), (7632, 26431)]