207879553

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 260402688

約数和(自身を除く): 52523135

約数列:

[1, 7, 17, 41, 119, 137, 287, 311, 697, 959, 2177, 2329, 4879, 5287, 5617, 12751, 16303, 37009, 39319, 42607, 89257, 95489, 216767, 298249, 668423, 724319, 1517369, 1746887, 5070233, 12228209, 29697079, 207879553]

約数ペア:

[(1, 207879553), (7, 29697079), (17, 12228209), (41, 5070233), (119, 1746887), (137, 1517369), (287, 724319), (311, 668423), (697, 298249), (959, 216767), (2177, 95489), (2329, 89257), (4879, 42607), (5287, 39319), (5617, 37009), (12751, 16303)]