156964721438

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{6263}}^1\times {\mathrm{11119}}^1$

素因数の和:17421

約数の個数: 48

約数和(自身を含む): 285866910720

約数和(自身を除く): 128902189282

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 6263, 11119, 12526, 22238, 43841, 77833, 87682, 144049, 155666, 255737, 288098, 306887, 511474, 544831, 613774, 1008343, 1089662, 1790159, 2016686, 3580318, 7058401, 12531113, 14116802, 25062226, 69638297, 139276594, 487468079, 974936158, 1601680831, 3203361662, 3412276553, 6824553106, 11211765817, 22423531634, 78482360719, 156964721438]

約数ペア:

[(1, 156964721438), (2, 78482360719), (7, 22423531634), (14, 11211765817), (23, 6824553106), (46, 3412276553), (49, 3203361662), (98, 1601680831), (161, 974936158), (322, 487468079), (1127, 139276594), (2254, 69638297), (6263, 25062226), (11119, 14116802), (12526, 12531113), (22238, 7058401), (43841, 3580318), (77833, 2016686), (87682, 1790159), (144049, 1089662), (155666, 1008343), (255737, 613774), (288098, 544831), (306887, 511474)]