90969781

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{3271}}^1$

素因数の和:3444

約数の個数: 16

約数和(自身を含む): 108368640

約数和(自身を除く): 17398859

約数列:

[1, 7, 29, 137, 203, 959, 3271, 3973, 22897, 27811, 94859, 448127, 664013, 3136889, 12995683, 90969781]

約数ペア:

[(1, 90969781), (7, 12995683), (29, 3136889), (137, 664013), (203, 448127), (959, 94859), (3271, 27811), (3973, 22897)]