7957125

素因数分解:

$3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{643}}^1$

素因数の和:675

約数の個数: 48

約数和(自身を含む): 15672384

約数和(自身を除く): 7715259

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 125, 165, 225, 275, 375, 495, 643, 825, 1125, 1375, 1929, 2475, 3215, 4125, 5787, 7073, 9645, 12375, 16075, 21219, 28935, 35365, 48225, 63657, 80375, 106095, 144675, 176825, 241125, 318285, 530475, 723375, 884125, 1591425, 2652375, 7957125]

約数ペア:

[(1, 7957125), (3, 2652375), (5, 1591425), (9, 884125), (11, 723375), (15, 530475), (25, 318285), (33, 241125), (45, 176825), (55, 144675), (75, 106095), (99, 80375), (125, 63657), (165, 48225), (225, 35365), (275, 28935), (375, 21219), (495, 16075), (643, 12375), (825, 9645), (1125, 7073), (1375, 5787), (1929, 4125), (2475, 3215)]