64661499

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{15319}}^1$

素因数の和:15399

約数の個数: 24

約数和(自身を含む): 108343040

約数和(自身を除く): 43681541

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 15319, 45957, 107233, 137871, 321699, 965097, 1026373, 3079119, 7184611, 9237357, 21553833, 64661499]

約数ペア:

[(1, 64661499), (3, 21553833), (7, 9237357), (9, 7184611), (21, 3079119), (63, 1026373), (67, 965097), (201, 321699), (469, 137871), (603, 107233), (1407, 45957), (4221, 15319)]