31407857

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 38610432

約数和(自身を除く): 7202575

約数列:

[1, 13, 17, 23, 37, 167, 221, 299, 391, 481, 629, 851, 2171, 2839, 3841, 5083, 6179, 8177, 11063, 14467, 36907, 49933, 65297, 80327, 105043, 142117, 188071, 848861, 1365559, 1847521, 2415989, 31407857]

約数ペア:

[(1, 31407857), (13, 2415989), (17, 1847521), (23, 1365559), (37, 848861), (167, 188071), (221, 142117), (299, 105043), (391, 80327), (481, 65297), (629, 49933), (851, 36907), (2171, 14467), (2839, 11063), (3841, 8177), (5083, 6179)]