15671731985

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{30187}}^1$

素因数の和:30382

約数の個数: 48

約数和(自身を含む): 23704583616

約数和(自身を除く): 8032851631

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 163, 245, 455, 637, 815, 1141, 2119, 3185, 5705, 7987, 10595, 14833, 30187, 39935, 74165, 103831, 150935, 211309, 392431, 519155, 1056545, 1479163, 1962155, 2747017, 4920481, 7395815, 13735085, 19229119, 24602405, 34443367, 63966253, 96145595, 172216835, 241103569, 319831265, 447763771, 1205517845, 2238818855, 3134346397, 15671731985]

約数ペア:

[(1, 15671731985), (5, 3134346397), (7, 2238818855), (13, 1205517845), (35, 447763771), (49, 319831265), (65, 241103569), (91, 172216835), (163, 96145595), (245, 63966253), (455, 34443367), (637, 24602405), (815, 19229119), (1141, 13735085), (2119, 7395815), (3185, 4920481), (5705, 2747017), (7987, 1962155), (10595, 1479163), (14833, 1056545), (30187, 519155), (39935, 392431), (74165, 211309), (103831, 150935)]