61560225

素因数分解:

$3^2\times 5^2\times {\mathrm{273601}}^1$

素因数の和:273617

約数の個数: 18

約数和(自身を含む): 110261606

約数和(自身を除く): 48701381

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 273601, 820803, 1368005, 2462409, 4104015, 6840025, 12312045, 20520075, 61560225]

約数ペア:

[(1, 61560225), (3, 20520075), (5, 12312045), (9, 6840025), (15, 4104015), (25, 2462409), (45, 1368005), (75, 820803), (225, 273601)]