28273725

素因数分解:

$3^3\times 5^2\times {\mathrm{41887}}^1$

素因数の和:41906

約数の個数: 24

約数和(自身を含む): 51941120

約数和(自身を除く): 23667395

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 41887, 125661, 209435, 376983, 628305, 1047175, 1130949, 1884915, 3141525, 5654745, 9424575, 28273725]

約数ペア:

[(1, 28273725), (3, 9424575), (5, 5654745), (9, 3141525), (15, 1884915), (25, 1130949), (27, 1047175), (45, 628305), (75, 376983), (135, 209435), (225, 125661), (675, 41887)]