22720275

素因数分解:

$3^2\times 5^2\times {\mathrm{241}}^1\times {\mathrm{419}}^1$

素因数の和:676

約数の個数: 36

約数和(自身を含む): 40960920

約数和(自身を除く): 18240645

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 241, 419, 723, 1205, 1257, 2095, 2169, 3615, 3771, 6025, 6285, 10475, 10845, 18075, 18855, 31425, 54225, 94275, 100979, 302937, 504895, 908811, 1514685, 2524475, 4544055, 7573425, 22720275]

約数ペア:

[(1, 22720275), (3, 7573425), (5, 4544055), (9, 2524475), (15, 1514685), (25, 908811), (45, 504895), (75, 302937), (225, 100979), (241, 94275), (419, 54225), (723, 31425), (1205, 18855), (1257, 18075), (2095, 10845), (2169, 10475), (3615, 6285), (3771, 6025)]