220789331

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{2347}}^1$

素因数の和:2594

約数の個数: 16

約数和(自身を含む): 256965120

約数和(自身を除く): 36175789

約数列:

[1, 7, 89, 151, 623, 1057, 2347, 13439, 16429, 94073, 208883, 354397, 1462181, 2480779, 31541333, 220789331]

約数ペア:

[(1, 220789331), (7, 31541333), (89, 2480779), (151, 1462181), (623, 354397), (1057, 208883), (2347, 94073), (13439, 16429)]