77472225

素因数分解:

$3^2\times 5^2\times {\mathrm{344321}}^1$

素因数の和:344337

約数の個数: 18

約数和(自身を含む): 138761766

約数和(自身を除く): 61289541

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 344321, 1032963, 1721605, 3098889, 5164815, 8608025, 15494445, 25824075, 77472225]

約数ペア:

[(1, 77472225), (3, 25824075), (5, 15494445), (9, 8608025), (15, 5164815), (25, 3098889), (45, 1721605), (75, 1032963), (225, 344321)]