328483740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421133}}^1$

素因数の和:421158

約数の個数: 48

約数和(自身を含む): 990507168

約数和(自身を除く): 662023428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 421133, 842266, 1263399, 1684532, 2105665, 2526798, 4211330, 5053596, 5474729, 6316995, 8422660, 10949458, 12633990, 16424187, 21898916, 25267980, 27373645, 32848374, 54747290, 65696748, 82120935, 109494580, 164241870, 328483740]

約数ペア:

[(1, 328483740), (2, 164241870), (3, 109494580), (4, 82120935), (5, 65696748), (6, 54747290), (10, 32848374), (12, 27373645), (13, 25267980), (15, 21898916), (20, 16424187), (26, 12633990), (30, 10949458), (39, 8422660), (52, 6316995), (60, 5474729), (65, 5053596), (78, 4211330), (130, 2526798), (156, 2105665), (195, 1684532), (260, 1263399), (390, 842266), (780, 421133)]