8640645

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 15117312

約数和(自身を除く): 6476667

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 195, 219, 365, 607, 949, 1095, 1821, 2847, 3035, 4745, 7891, 9105, 14235, 23673, 39455, 44311, 118365, 132933, 221555, 576043, 664665, 1728129, 2880215, 8640645]

約数ペア:

[(1, 8640645), (3, 2880215), (5, 1728129), (13, 664665), (15, 576043), (39, 221555), (65, 132933), (73, 118365), (195, 44311), (219, 39455), (365, 23673), (607, 14235), (949, 9105), (1095, 7891), (1821, 4745), (2847, 3035)]