263691990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{976637}}^1$

素因数の和:976653

約数の個数: 32

約数和(自身を含む): 703179360

約数和(自身を除く): 439487370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 976637, 1953274, 2929911, 4883185, 5859822, 8789733, 9766370, 14649555, 17579466, 26369199, 29299110, 43948665, 52738398, 87897330, 131845995, 263691990]

約数ペア:

[(1, 263691990), (2, 131845995), (3, 87897330), (5, 52738398), (6, 43948665), (9, 29299110), (10, 26369199), (15, 17579466), (18, 14649555), (27, 9766370), (30, 8789733), (45, 5859822), (54, 4883185), (90, 2929911), (135, 1953274), (270, 976637)]