42016725

素因数分解:

$3^4\times 5^2\times {\mathrm{20749}}^1$

素因数の和:20771

約数の個数: 30

約数和(自身を含む): 77833250

約数和(自身を除く): 35816525

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 20749, 62247, 103745, 186741, 311235, 518725, 560223, 933705, 1556175, 1680669, 2801115, 4668525, 8403345, 14005575, 42016725]

約数ペア:

[(1, 42016725), (3, 14005575), (5, 8403345), (9, 4668525), (15, 2801115), (25, 1680669), (27, 1556175), (45, 933705), (75, 560223), (81, 518725), (135, 311235), (225, 186741), (405, 103745), (675, 62247), (2025, 20749)]