31081725

素因数分解:

$3^4\times 5^2\times {\mathrm{15349}}^1$

素因数の和:15371

約数の個数: 30

約数和(自身を含む): 57577850

約数和(自身を除く): 26496125

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 15349, 46047, 76745, 138141, 230235, 383725, 414423, 690705, 1151175, 1243269, 2072115, 3453525, 6216345, 10360575, 31081725]

約数ペア:

[(1, 31081725), (3, 10360575), (5, 6216345), (9, 3453525), (15, 2072115), (25, 1243269), (27, 1151175), (45, 690705), (75, 414423), (81, 383725), (135, 230235), (225, 138141), (405, 76745), (675, 46047), (2025, 15349)]