13043205

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{881}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 26417664

約数和(自身を除く): 13374459

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 63, 105, 141, 235, 315, 329, 423, 705, 881, 987, 1645, 2115, 2643, 2961, 4405, 4935, 6167, 7929, 13215, 14805, 18501, 30835, 39645, 41407, 55503, 92505, 124221, 207035, 277515, 289849, 372663, 621105, 869547, 1449245, 1863315, 2608641, 4347735, 13043205]

約数ペア:

[(1, 13043205), (3, 4347735), (5, 2608641), (7, 1863315), (9, 1449245), (15, 869547), (21, 621105), (35, 372663), (45, 289849), (47, 277515), (63, 207035), (105, 124221), (141, 92505), (235, 55503), (315, 41407), (329, 39645), (423, 30835), (705, 18501), (881, 14805), (987, 13215), (1645, 7929), (2115, 6167), (2643, 4935), (2961, 4405)]