15257385

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2371}}^1$

素因数の和:2406

約数の個数: 48

約数和(自身を含む): 31082688

約数和(自身を除く): 15825303

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 2371, 6435, 7113, 11855, 21339, 26081, 30823, 35565, 78243, 92469, 106695, 130405, 154115, 234729, 277407, 339053, 391215, 462345, 1017159, 1173645, 1387035, 1695265, 3051477, 5085795, 15257385]

約数ペア:

[(1, 15257385), (3, 5085795), (5, 3051477), (9, 1695265), (11, 1387035), (13, 1173645), (15, 1017159), (33, 462345), (39, 391215), (45, 339053), (55, 277407), (65, 234729), (99, 154115), (117, 130405), (143, 106695), (165, 92469), (195, 78243), (429, 35565), (495, 30823), (585, 26081), (715, 21339), (1287, 11855), (2145, 7113), (2371, 6435)]