55142968

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2917}}^1$

素因数の和:3079

約数の個数: 32

約数和(自身を含む): 110300400

約数和(自身を除く): 55157432

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139, 278, 556, 1112, 2363, 2917, 4726, 5834, 9452, 11668, 18904, 23336, 49589, 99178, 198356, 396712, 405463, 810926, 1621852, 3243704, 6892871, 13785742, 27571484, 55142968]

約数ペア:

[(1, 55142968), (2, 27571484), (4, 13785742), (8, 6892871), (17, 3243704), (34, 1621852), (68, 810926), (136, 405463), (139, 396712), (278, 198356), (556, 99178), (1112, 49589), (2363, 23336), (2917, 18904), (4726, 11668), (5834, 9452)]