81382535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{21221}}^1$

素因数の和:21298

約数の個数: 16

約数和(自身を含む): 106958880

約数和(自身を除く): 25576345

約数列:

[1, 5, 13, 59, 65, 295, 767, 3835, 21221, 106105, 275873, 1252039, 1379365, 6260195, 16276507, 81382535]

約数ペア:

[(1, 81382535), (5, 16276507), (13, 6260195), (59, 1379365), (65, 1252039), (295, 275873), (767, 106105), (3835, 21221)]