128859848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{3121}}^1$

素因数の和:3537

約数の個数: 32

約数和(自身を含む): 260936760

約数和(自身を除く): 132076912

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 397, 794, 1588, 3121, 3176, 5161, 6242, 10322, 12484, 20644, 24968, 40573, 41288, 81146, 162292, 324584, 1239037, 2478074, 4956148, 9912296, 16107481, 32214962, 64429924, 128859848]

約数ペア:

[(1, 128859848), (2, 64429924), (4, 32214962), (8, 16107481), (13, 9912296), (26, 4956148), (52, 2478074), (104, 1239037), (397, 324584), (794, 162292), (1588, 81146), (3121, 41288), (3176, 40573), (5161, 24968), (6242, 20644), (10322, 12484)]