15323217

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{41}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 26474112

約数和(自身を除く): 11150895

約数列:

[1, 3, 7, 13, 21, 37, 39, 41, 91, 111, 123, 259, 273, 287, 481, 533, 777, 861, 1369, 1443, 1517, 1599, 3367, 3731, 4107, 4551, 9583, 10101, 10619, 11193, 17797, 19721, 28749, 31857, 53391, 56129, 59163, 124579, 138047, 168387, 373737, 392903, 414141, 729677, 1178709, 2189031, 5107739, 15323217]

約数ペア:

[(1, 15323217), (3, 5107739), (7, 2189031), (13, 1178709), (21, 729677), (37, 414141), (39, 392903), (41, 373737), (91, 168387), (111, 138047), (123, 124579), (259, 59163), (273, 56129), (287, 53391), (481, 31857), (533, 28749), (777, 19721), (861, 17797), (1369, 11193), (1443, 10619), (1517, 10101), (1599, 9583), (3367, 4551), (3731, 4107)]