72293529

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2389}}^1$

素因数の和:2541

約数の個数: 32

約数和(自身を含む): 121144320

約数和(自身を除く): 48850791

約数列:

[1, 3, 7, 11, 21, 33, 77, 131, 231, 393, 917, 1441, 2389, 2751, 4323, 7167, 10087, 16723, 26279, 30261, 50169, 78837, 183953, 312959, 551859, 938877, 2190713, 3442549, 6572139, 10327647, 24097843, 72293529]

約数ペア:

[(1, 72293529), (3, 24097843), (7, 10327647), (11, 6572139), (21, 3442549), (33, 2190713), (77, 938877), (131, 551859), (231, 312959), (393, 183953), (917, 78837), (1441, 50169), (2389, 30261), (2751, 26279), (4323, 16723), (7167, 10087)]