399483422

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{495637}}^1$

素因数の和:495683

約数の個数: 16

約数和(自身を含む): 666137472

約数和(自身を除く): 266654050

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 495637, 991274, 6443281, 12886562, 15364747, 30729494, 199741711, 399483422]

約数ペア:

[(1, 399483422), (2, 199741711), (13, 30729494), (26, 15364747), (31, 12886562), (62, 6443281), (403, 991274), (806, 495637)]