12986415

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 24635520

約数和(自身を除く): 11649105

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 79, 117, 195, 237, 281, 395, 585, 711, 843, 1027, 1185, 1405, 2529, 3081, 3555, 3653, 4215, 5135, 9243, 10959, 12645, 15405, 18265, 22199, 32877, 46215, 54795, 66597, 110995, 164385, 199791, 288587, 332985, 865761, 998955, 1442935, 2597283, 4328805, 12986415]

約数ペア:

[(1, 12986415), (3, 4328805), (5, 2597283), (9, 1442935), (13, 998955), (15, 865761), (39, 332985), (45, 288587), (65, 199791), (79, 164385), (117, 110995), (195, 66597), (237, 54795), (281, 46215), (395, 32877), (585, 22199), (711, 18265), (843, 15405), (1027, 12645), (1185, 10959), (1405, 9243), (2529, 5135), (3081, 4215), (3555, 3653)]