28357385

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{15287}}^1$

素因数の和:15352

約数の個数: 16

約数和(自身を含む): 39626496

約数和(自身を除く): 11269111

約数列:

[1, 5, 7, 35, 53, 265, 371, 1855, 15287, 76435, 107009, 535045, 810211, 4051055, 5671477, 28357385]

約数ペア:

[(1, 28357385), (5, 5671477), (7, 4051055), (35, 810211), (53, 535045), (265, 107009), (371, 76435), (1855, 15287)]