289584585

素因数分解:

$3^3\times 5^1\times {\mathrm{857}}^1\times {\mathrm{2503}}^1$

素因数の和:3374

約数の個数: 32

約数和(自身を含む): 515623680

約数和(自身を除く): 226039095

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 857, 2503, 2571, 4285, 7509, 7713, 12515, 12855, 22527, 23139, 37545, 38565, 67581, 112635, 115695, 337905, 2145071, 6435213, 10725355, 19305639, 32176065, 57916917, 96528195, 289584585]

約数ペア:

[(1, 289584585), (3, 96528195), (5, 57916917), (9, 32176065), (15, 19305639), (27, 10725355), (45, 6435213), (135, 2145071), (857, 337905), (2503, 115695), (2571, 112635), (4285, 67581), (7509, 38565), (7713, 37545), (12515, 23139), (12855, 22527)]