68921865

素因数分解:

$3^2\times 5^1\times {\mathrm{859}}^1\times {\mathrm{1783}}^1$

素因数の和:2653

約数の個数: 24

約数和(自身を含む): 119670720

約数和(自身を除く): 50748855

約数列:

[1, 3, 5, 9, 15, 45, 859, 1783, 2577, 4295, 5349, 7731, 8915, 12885, 16047, 26745, 38655, 80235, 1531597, 4594791, 7657985, 13784373, 22973955, 68921865]

約数ペア:

[(1, 68921865), (3, 22973955), (5, 13784373), (9, 7657985), (15, 4594791), (45, 1531597), (859, 80235), (1783, 38655), (2577, 26745), (4295, 16047), (5349, 12885), (7731, 8915)]