28801125

素因数分解:

$3^2\times 5^3\times {\mathrm{25601}}^1$

素因数の和:25622

約数の個数: 24

約数和(自身を含む): 51920856

約数和(自身を除く): 23119731

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 1125, 25601, 76803, 128005, 230409, 384015, 640025, 1152045, 1920075, 3200125, 5760225, 9600375, 28801125]

約数ペア:

[(1, 28801125), (3, 9600375), (5, 5760225), (9, 3200125), (15, 1920075), (25, 1152045), (45, 640025), (75, 384015), (125, 230409), (225, 128005), (375, 76803), (1125, 25601)]