397707947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{16127}}^1$

素因数の和:16418

約数の個数: 16

約数和(自身を含む): 491323392

約数和(自身を除く): 93615445

約数列:

[1, 7, 13, 91, 271, 1897, 3523, 16127, 24661, 112889, 209651, 1467557, 4370417, 30592919, 56815421, 397707947]

約数ペア:

[(1, 397707947), (7, 56815421), (13, 30592919), (91, 4370417), (271, 1467557), (1897, 209651), (3523, 112889), (16127, 24661)]