28408725

素因数分解:

$3^4\times 5^2\times {\mathrm{14029}}^1$

素因数の和:14051

約数の個数: 30

約数和(自身を含む): 52626530

約数和(自身を除く): 24217805

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 14029, 42087, 70145, 126261, 210435, 350725, 378783, 631305, 1052175, 1136349, 1893915, 3156525, 5681745, 9469575, 28408725]

約数ペア:

[(1, 28408725), (3, 9469575), (5, 5681745), (9, 3156525), (15, 1893915), (25, 1136349), (27, 1052175), (45, 631305), (75, 378783), (81, 350725), (135, 210435), (225, 126261), (405, 70145), (675, 42087), (2025, 14029)]