28003930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{164729}}^1$

素因数の和:164753

約数の個数: 16

約数和(自身を含む): 53372520

約数和(自身を除く): 25368590

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 164729, 329458, 823645, 1647290, 2800393, 5600786, 14001965, 28003930]

約数ペア:

[(1, 28003930), (2, 14001965), (5, 5600786), (10, 2800393), (17, 1647290), (34, 823645), (85, 329458), (170, 164729)]