12915315

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 26726400

約数和(自身を除く): 13811085

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 79, 105, 135, 173, 189, 237, 315, 395, 519, 553, 711, 865, 945, 1185, 1211, 1557, 1659, 2133, 2595, 2765, 3555, 3633, 4671, 4977, 6055, 7785, 8295, 10665, 10899, 13667, 14931, 18165, 23355, 24885, 32697, 41001, 54495, 68335, 74655, 95669, 123003, 163485, 205005, 287007, 369009, 478345, 615015, 861021, 1435035, 1845045, 2583063, 4305105, 12915315]

約数ペア:

[(1, 12915315), (3, 4305105), (5, 2583063), (7, 1845045), (9, 1435035), (15, 861021), (21, 615015), (27, 478345), (35, 369009), (45, 287007), (63, 205005), (79, 163485), (105, 123003), (135, 95669), (173, 74655), (189, 68335), (237, 54495), (315, 41001), (395, 32697), (519, 24885), (553, 23355), (711, 18165), (865, 14931), (945, 13667), (1185, 10899), (1211, 10665), (1557, 8295), (1659, 7785), (2133, 6055), (2595, 4977), (2765, 4671), (3555, 3633)]