1998975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2423}}^1$

素因数の和:2447

約数の個数: 24

約数和(自身を含む): 3606912

約数和(自身を除く): 1607937

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 2423, 7269, 12115, 26653, 36345, 60575, 79959, 133265, 181725, 399795, 666325, 1998975]

約数ペア:

[(1, 1998975), (3, 666325), (5, 399795), (11, 181725), (15, 133265), (25, 79959), (33, 60575), (55, 36345), (75, 26653), (165, 12115), (275, 7269), (825, 2423)]