13581975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 24891264

約数和(自身を除く): 11309289

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 101, 163, 165, 275, 303, 489, 505, 815, 825, 1111, 1515, 1793, 2445, 2525, 3333, 4075, 5379, 5555, 7575, 8965, 12225, 16463, 16665, 26895, 27775, 44825, 49389, 82315, 83325, 134475, 181093, 246945, 411575, 543279, 905465, 1234725, 2716395, 4527325, 13581975]

約数ペア:

[(1, 13581975), (3, 4527325), (5, 2716395), (11, 1234725), (15, 905465), (25, 543279), (33, 411575), (55, 246945), (75, 181093), (101, 134475), (163, 83325), (165, 82315), (275, 49389), (303, 44825), (489, 27775), (505, 26895), (815, 16665), (825, 16463), (1111, 12225), (1515, 8965), (1793, 7575), (2445, 5555), (2525, 5379), (3333, 4075)]