80969715

素因数分解:

$3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{5861}}^1$

素因数の和:6179

約数の個数: 24

約数和(自身を含む): 140828688

約数和(自身を除く): 59858973

約数列:

[1, 3, 5, 9, 15, 45, 307, 921, 1535, 2763, 4605, 5861, 13815, 17583, 29305, 52749, 87915, 263745, 1799327, 5397981, 8996635, 16193943, 26989905, 80969715]

約数ペア:

[(1, 80969715), (3, 26989905), (5, 16193943), (9, 8996635), (15, 5397981), (45, 1799327), (307, 263745), (921, 87915), (1535, 52749), (2763, 29305), (4605, 17583), (5861, 13815)]