2999490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7691}}^1$

素因数の和:7714

約数の個数: 32

約数和(自身を含む): 7753536

約数和(自身を除く): 4754046

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 7691, 15382, 23073, 38455, 46146, 76910, 99983, 115365, 199966, 230730, 299949, 499915, 599898, 999830, 1499745, 2999490]

約数ペア:

[(1, 2999490), (2, 1499745), (3, 999830), (5, 599898), (6, 499915), (10, 299949), (13, 230730), (15, 199966), (26, 115365), (30, 99983), (39, 76910), (65, 46146), (78, 38455), (130, 23073), (195, 15382), (390, 7691)]