28490708

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{418981}}^1$

素因数の和:419002

約数の個数: 12

約数和(自身を含む): 52791732

約数和(自身を除く): 24301024

約数列:

[1, 2, 4, 17, 34, 68, 418981, 837962, 1675924, 7122677, 14245354, 28490708]

約数ペア:

[(1, 28490708), (2, 14245354), (4, 7122677), (17, 1675924), (34, 837962), (68, 418981)]