12378465

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1471}}^1$

素因数の和:1510

約数の個数: 48

約数和(自身を含む): 24800256

約数和(自身を除く): 12421791

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 495, 561, 765, 935, 1471, 1683, 2805, 4413, 7355, 8415, 13239, 16181, 22065, 25007, 48543, 66195, 75021, 80905, 125035, 145629, 225063, 242715, 275077, 375105, 728145, 825231, 1125315, 1375385, 2475693, 4126155, 12378465]

約数ペア:

[(1, 12378465), (3, 4126155), (5, 2475693), (9, 1375385), (11, 1125315), (15, 825231), (17, 728145), (33, 375105), (45, 275077), (51, 242715), (55, 225063), (85, 145629), (99, 125035), (153, 80905), (165, 75021), (187, 66195), (255, 48543), (495, 25007), (561, 22065), (765, 16181), (935, 13239), (1471, 8415), (1683, 7355), (2805, 4413)]