258972497

素因数分解:

$7^2\times {\mathrm{971}}^1\times {\mathrm{5443}}^1$

素因数の和:6428

約数の個数: 12

約数和(自身を含む): 301619376

約数和(自身を除く): 42646879

約数列:

[1, 7, 49, 971, 5443, 6797, 38101, 47579, 266707, 5285153, 36996071, 258972497]

約数ペア:

[(1, 258972497), (7, 36996071), (49, 5285153), (971, 266707), (5443, 47579), (6797, 38101)]