221420001

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{16901}}^1$

素因数の和:17312

約数の個数: 16

約数和(自身を含む): 322895808

約数和(自身を除く): 101475807

約数列:

[1, 3, 11, 33, 397, 1191, 4367, 13101, 16901, 50703, 185911, 557733, 6709697, 20129091, 73806667, 221420001]

約数ペア:

[(1, 221420001), (3, 73806667), (11, 20129091), (33, 6709697), (397, 557733), (1191, 185911), (4367, 50703), (13101, 16901)]