331317225

素因数分解:

$3^2\times 5^2\times {\mathrm{691}}^1\times {\mathrm{2131}}^1$

素因数の和:2838

約数の個数: 36

約数和(自身を含む): 594563632

約数和(自身を除く): 263246407

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 691, 2073, 2131, 3455, 6219, 6393, 10365, 10655, 17275, 19179, 31095, 31965, 51825, 53275, 95895, 155475, 159825, 479475, 1472521, 4417563, 7362605, 13252689, 22087815, 36813025, 66263445, 110439075, 331317225]

約数ペア:

[(1, 331317225), (3, 110439075), (5, 66263445), (9, 36813025), (15, 22087815), (25, 13252689), (45, 7362605), (75, 4417563), (225, 1472521), (691, 479475), (2073, 159825), (2131, 155475), (3455, 95895), (6219, 53275), (6393, 51825), (10365, 31965), (10655, 31095), (17275, 19179)]