258891385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{98251}}^1$

素因数の和:98304

約数の個数: 16

約数和(自身を含む): 339558912

約数和(自身を除く): 80667527

約数列:

[1, 5, 17, 31, 85, 155, 527, 2635, 98251, 491255, 1670267, 3045781, 8351335, 15228905, 51778277, 258891385]

約数ペア:

[(1, 258891385), (5, 51778277), (17, 15228905), (31, 8351335), (85, 3045781), (155, 1670267), (527, 491255), (2635, 98251)]