668305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:464

約数の個数: 16

約数和(自身を含む): 907200

約数和(自身を除く): 238895

約数列:

[1, 5, 11, 29, 55, 145, 319, 419, 1595, 2095, 4609, 12151, 23045, 60755, 133661, 668305]

約数ペア:

[(1, 668305), (5, 133661), (11, 60755), (29, 23045), (55, 12151), (145, 4609), (319, 2095), (419, 1595)]