65721825

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{22469}}^1$

素因数の和:22498

約数の個数: 36

約数和(自身を含む): 126775740

約数和(自身を除く): 61053915

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2925, 22469, 67407, 112345, 202221, 292097, 337035, 561725, 876291, 1011105, 1460485, 1685175, 2628873, 4381455, 5055525, 7302425, 13144365, 21907275, 65721825]

約数ペア:

[(1, 65721825), (3, 21907275), (5, 13144365), (9, 7302425), (13, 5055525), (15, 4381455), (25, 2628873), (39, 1685175), (45, 1460485), (65, 1011105), (75, 876291), (117, 561725), (195, 337035), (225, 292097), (325, 202221), (585, 112345), (975, 67407), (2925, 22469)]