65391075

素因数分解:

$3^2\times 5^2\times {\mathrm{290627}}^1$

素因数の和:290643

約数の個数: 18

約数和(自身を含む): 117123084

約数和(自身を除く): 51732009

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 290627, 871881, 1453135, 2615643, 4359405, 7265675, 13078215, 21797025, 65391075]

約数ペア:

[(1, 65391075), (3, 21797025), (5, 13078215), (9, 7265675), (15, 4359405), (25, 2615643), (45, 1453135), (75, 871881), (225, 290627)]