28719405

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4463}}^1$

素因数の和:4498

約数の個数: 48

約数和(自身を含む): 58496256

約数和(自身を除く): 29776851

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, 4463, 6435, 13389, 22315, 40167, 49093, 58019, 66945, 147279, 174057, 200835, 245465, 290095, 441837, 522171, 638209, 736395, 870285, 1914627, 2209185, 2610855, 3191045, 5743881, 9573135, 28719405]

約数ペア:

[(1, 28719405), (3, 9573135), (5, 5743881), (9, 3191045), (11, 2610855), (13, 2209185), (15, 1914627), (33, 870285), (39, 736395), (45, 638209), (55, 522171), (65, 441837), (99, 290095), (117, 245465), (143, 200835), (165, 174057), (195, 147279), (429, 66945), (495, 58019), (585, 49093), (715, 40167), (1287, 22315), (2145, 13389), (4463, 6435)]