291256213729

素因数分解:

${\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1637}}^1\times {\mathrm{70913}}^1$

素因数の和:72756

約数の個数: 16

約数和(自身を含む): 315482770512

約数和(自身を除く): 24226556783

約数列:

[1, 13, 193, 1637, 2509, 21281, 70913, 315941, 921869, 4107233, 13686209, 116084581, 177920717, 1509099553, 22404324133, 291256213729]

約数ペア:

[(1, 291256213729), (13, 22404324133), (193, 1509099553), (1637, 177920717), (2509, 116084581), (21281, 13686209), (70913, 4107233), (315941, 921869)]