2220294555

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{797}}^1\times {\mathrm{1997}}^1$

素因数の和:2836

約数の個数: 48

約数和(自身を含む): 3979632384

約数和(自身を除く): 1759337829

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 797, 1395, 1997, 2391, 3985, 5991, 7173, 9985, 11955, 17973, 24707, 29955, 35865, 61907, 74121, 89865, 123535, 185721, 222363, 309535, 370605, 557163, 928605, 1111815, 1591609, 2785815, 4774827, 7958045, 14324481, 23874135, 49339879, 71622405, 148019637, 246699395, 444058911, 740098185, 2220294555]

約数ペア:

[(1, 2220294555), (3, 740098185), (5, 444058911), (9, 246699395), (15, 148019637), (31, 71622405), (45, 49339879), (93, 23874135), (155, 14324481), (279, 7958045), (465, 4774827), (797, 2785815), (1395, 1591609), (1997, 1111815), (2391, 928605), (3985, 557163), (5991, 370605), (7173, 309535), (9985, 222363), (11955, 185721), (17973, 123535), (24707, 89865), (29955, 74121), (35865, 61907)]