320419813

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{18691}}^1$

素因数の和:18808

約数の個数: 16

約数和(自身を含む): 382812160

約数和(自身を除く): 62392347

約数列:

[1, 7, 31, 79, 217, 553, 2449, 17143, 18691, 130837, 579421, 1476589, 4055947, 10336123, 45774259, 320419813]

約数ペア:

[(1, 320419813), (7, 45774259), (31, 10336123), (79, 4055947), (217, 1476589), (553, 579421), (2449, 130837), (17143, 18691)]