2089555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 32

約数和(自身を含む): 2999808

約数和(自身を除く): 910253

約数列:

[1, 5, 13, 17, 31, 61, 65, 85, 155, 221, 305, 403, 527, 793, 1037, 1105, 1891, 2015, 2635, 3965, 5185, 6851, 9455, 13481, 24583, 32147, 34255, 67405, 122915, 160735, 417911, 2089555]

約数ペア:

[(1, 2089555), (5, 417911), (13, 160735), (17, 122915), (31, 67405), (61, 34255), (65, 32147), (85, 24583), (155, 13481), (221, 9455), (305, 6851), (403, 5185), (527, 3965), (793, 2635), (1037, 2015), (1105, 1891)]