681873698

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{1571}}^1$

素因数の和:1874

約数の個数: 32

約数和(自身を含む): 1132971840

約数和(自身を除く): 451098142

約数列:

[1, 2, 11, 22, 109, 181, 218, 362, 1199, 1571, 1991, 2398, 3142, 3982, 17281, 19729, 34562, 39458, 171239, 217019, 284351, 342478, 434038, 568702, 1883629, 3127861, 3767258, 6255722, 30994259, 61988518, 340936849, 681873698]

約数ペア:

[(1, 681873698), (2, 340936849), (11, 61988518), (22, 30994259), (109, 6255722), (181, 3767258), (218, 3127861), (362, 1883629), (1199, 568702), (1571, 434038), (1991, 342478), (2398, 284351), (3142, 217019), (3982, 171239), (17281, 39458), (19729, 34562)]