318789510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{817409}}^1$

素因数の和:817432

約数の個数: 32

約数和(自身を含む): 823949280

約数和(自身を除く): 505159770

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 817409, 1634818, 2452227, 4087045, 4904454, 8174090, 10626317, 12261135, 21252634, 24522270, 31878951, 53131585, 63757902, 106263170, 159394755, 318789510]

約数ペア:

[(1, 318789510), (2, 159394755), (3, 106263170), (5, 63757902), (6, 53131585), (10, 31878951), (13, 24522270), (15, 21252634), (26, 12261135), (30, 10626317), (39, 8174090), (65, 4904454), (78, 4087045), (130, 2452227), (195, 1634818), (390, 817409)]