989404676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1\times {\mathrm{643}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 1890330624

約数和(自身を除く): 900925948

約数列:

[1, 2, 4, 13, 26, 52, 127, 233, 254, 466, 508, 643, 932, 1286, 1651, 2572, 3029, 3302, 6058, 6604, 8359, 12116, 16718, 29591, 33436, 59182, 81661, 118364, 149819, 163322, 299638, 326644, 384683, 599276, 769366, 1061593, 1538732, 1947647, 2123186, 3895294, 4246372, 7790588, 19027013, 38054026, 76108052, 247351169, 494702338, 989404676]

約数ペア:

[(1, 989404676), (2, 494702338), (4, 247351169), (13, 76108052), (26, 38054026), (52, 19027013), (127, 7790588), (233, 4246372), (254, 3895294), (466, 2123186), (508, 1947647), (643, 1538732), (932, 1061593), (1286, 769366), (1651, 599276), (2572, 384683), (3029, 326644), (3302, 299638), (6058, 163322), (6604, 149819), (8359, 118364), (12116, 81661), (16718, 59182), (29591, 33436)]