215501481

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{1237}}^1\times {\mathrm{1489}}^1$

素因数の和:2745

約数の個数: 24

約数和(自身を含む): 335720840

約数和(自身を除く): 120219359

約数列:

[1, 3, 9, 13, 39, 117, 1237, 1489, 3711, 4467, 11133, 13401, 16081, 19357, 48243, 58071, 144729, 174213, 1841893, 5525679, 16577037, 23944609, 71833827, 215501481]

約数ペア:

[(1, 215501481), (3, 71833827), (9, 23944609), (13, 16577037), (39, 5525679), (117, 1841893), (1237, 174213), (1489, 144729), (3711, 58071), (4467, 48243), (11133, 19357), (13401, 16081)]