90469431

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40697}}^1$

素因数の和:40735

約数の個数: 24

約数和(自身を含む): 148140720

約数和(自身を除く): 57671289

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 40697, 122091, 366273, 529061, 773243, 1587183, 2319729, 4761549, 6959187, 10052159, 30156477, 90469431]

約数ペア:

[(1, 90469431), (3, 30156477), (9, 10052159), (13, 6959187), (19, 4761549), (39, 2319729), (57, 1587183), (117, 773243), (171, 529061), (247, 366273), (741, 122091), (2223, 40697)]