28421090

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{38933}}^1$

素因数の和:39013

約数の個数: 16

約数和(自身を含む): 51860088

約数和(自身を除く): 23438998

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 38933, 77866, 194665, 389330, 2842109, 5684218, 14210545, 28421090]

約数ペア:

[(1, 28421090), (2, 14210545), (5, 5684218), (10, 2842109), (73, 389330), (146, 194665), (365, 77866), (730, 38933)]