28900725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{55049}}^1$

素因数の和:55069

約数の個数: 24

約数和(自身を含む): 54609600

約数和(自身を除く): 25708875

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 55049, 165147, 275245, 385343, 825735, 1156029, 1376225, 1926715, 4128675, 5780145, 9633575, 28900725]

約数ペア:

[(1, 28900725), (3, 9633575), (5, 5780145), (7, 4128675), (15, 1926715), (21, 1376225), (25, 1156029), (35, 825735), (75, 385343), (105, 275245), (175, 165147), (525, 55049)]