258709713

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{31393}}^1$

素因数の和:31504

約数の個数: 16

約数和(自身を含む): 358645056

約数和(自身を除く): 99935343

約数列:

[1, 3, 41, 67, 123, 201, 2747, 8241, 31393, 94179, 1287113, 2103331, 3861339, 6309993, 86236571, 258709713]

約数ペア:

[(1, 258709713), (3, 86236571), (41, 6309993), (67, 3861339), (123, 2103331), (201, 1287113), (2747, 94179), (8241, 31393)]