4260015

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{691}}^1$

素因数の和:839

約数の個数: 24

約数和(自身を含む): 7448688

約数和(自身を除く): 3188673

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 691, 1233, 2055, 2073, 3455, 6165, 6219, 10365, 31095, 94667, 284001, 473335, 852003, 1420005, 4260015]

約数ペア:

[(1, 4260015), (3, 1420005), (5, 852003), (9, 473335), (15, 284001), (45, 94667), (137, 31095), (411, 10365), (685, 6219), (691, 6165), (1233, 3455), (2055, 2073)]