1630840876

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{9887}}^1$

素因数の和:10078

約数の個数: 48

約数和(自身を含む): 3362236416

約数和(自身を除く): 1731395540

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 137, 172, 274, 301, 548, 602, 959, 1204, 1918, 3836, 5891, 9887, 11782, 19774, 23564, 39548, 41237, 69209, 82474, 138418, 164948, 276836, 425141, 850282, 1354519, 1700564, 2709038, 2975987, 5418076, 5951974, 9481633, 11903948, 18963266, 37926532, 58244317, 116488634, 232977268, 407710219, 815420438, 1630840876]

約数ペア:

[(1, 1630840876), (2, 815420438), (4, 407710219), (7, 232977268), (14, 116488634), (28, 58244317), (43, 37926532), (86, 18963266), (137, 11903948), (172, 9481633), (274, 5951974), (301, 5418076), (548, 2975987), (602, 2709038), (959, 1700564), (1204, 1354519), (1918, 850282), (3836, 425141), (5891, 276836), (9887, 164948), (11782, 138418), (19774, 82474), (23564, 69209), (39548, 41237)]