1801125

素因数分解:

$3^2\times 5^3\times {\mathrm{1601}}^1$

素因数の和:1622

約数の個数: 24

約数和(自身を含む): 3248856

約数和(自身を除く): 1447731

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 1125, 1601, 4803, 8005, 14409, 24015, 40025, 72045, 120075, 200125, 360225, 600375, 1801125]

約数ペア:

[(1, 1801125), (3, 600375), (5, 360225), (9, 200125), (15, 120075), (25, 72045), (45, 40025), (75, 24015), (125, 14409), (225, 8005), (375, 4803), (1125, 1601)]