28289925

素因数分解:

$3^3\times 5^2\times {\mathrm{41911}}^1$

素因数の和:41930

約数の個数: 24

約数和(自身を含む): 51970880

約数和(自身を除く): 23680955

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 41911, 125733, 209555, 377199, 628665, 1047775, 1131597, 1885995, 3143325, 5657985, 9429975, 28289925]

約数ペア:

[(1, 28289925), (3, 9429975), (5, 5657985), (9, 3143325), (15, 1885995), (25, 1131597), (27, 1047775), (45, 628665), (75, 377199), (135, 209555), (225, 125733), (675, 41911)]