12841245

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 24485760

約数和(自身を除く): 11644515

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 437, 653, 855, 1035, 1311, 1959, 2185, 3265, 3933, 5877, 6555, 9795, 12407, 15019, 19665, 29385, 37221, 45057, 62035, 75095, 111663, 135171, 186105, 225285, 285361, 558315, 675855, 856083, 1426805, 2568249, 4280415, 12841245]

約数ペア:

[(1, 12841245), (3, 4280415), (5, 2568249), (9, 1426805), (15, 856083), (19, 675855), (23, 558315), (45, 285361), (57, 225285), (69, 186105), (95, 135171), (115, 111663), (171, 75095), (207, 62035), (285, 45057), (345, 37221), (437, 29385), (653, 19665), (855, 15019), (1035, 12407), (1311, 9795), (1959, 6555), (2185, 5877), (3265, 3933)]