27806009

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{3313}}^1$

素因数の和:3440

約数の個数: 16

約数和(自身を含む): 34995840

約数和(自身を除く): 7189831

約数列:

[1, 7, 11, 77, 109, 763, 1199, 3313, 8393, 23191, 36443, 255101, 361117, 2527819, 3972287, 27806009]

約数ペア:

[(1, 27806009), (7, 3972287), (11, 2527819), (77, 361117), (109, 255101), (763, 36443), (1199, 23191), (3313, 8393)]