91218910

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{691}}^1$

素因数の和:1048

約数の個数: 32

約数和(自身を含む): 168803712

約数和(自身を除く): 77584802

約数列:

[1, 2, 5, 10, 43, 86, 215, 307, 430, 614, 691, 1382, 1535, 3070, 3455, 6910, 13201, 26402, 29713, 59426, 66005, 132010, 148565, 212137, 297130, 424274, 1060685, 2121370, 9121891, 18243782, 45609455, 91218910]

約数ペア:

[(1, 91218910), (2, 45609455), (5, 18243782), (10, 9121891), (43, 2121370), (86, 1060685), (215, 424274), (307, 297130), (430, 212137), (614, 148565), (691, 132010), (1382, 66005), (1535, 59426), (3070, 29713), (3455, 26402), (6910, 13201)]