1948125

素因数分解:

$3^1\times 5^4\times {\mathrm{1039}}^1$

素因数の和:1062

約数の個数: 20

約数和(自身を含む): 3248960

約数和(自身を除く): 1300835

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1039, 1875, 3117, 5195, 15585, 25975, 77925, 129875, 389625, 649375, 1948125]

約数ペア:

[(1, 1948125), (3, 649375), (5, 389625), (15, 129875), (25, 77925), (75, 25975), (125, 15585), (375, 5195), (625, 3117), (1039, 1875)]