12679905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{613}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 23341824

約数和(自身を除く): 10661919

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 197, 591, 613, 985, 1379, 1839, 2955, 3065, 4137, 4291, 6895, 9195, 12873, 20685, 21455, 64365, 120761, 362283, 603805, 845327, 1811415, 2535981, 4226635, 12679905]

約数ペア:

[(1, 12679905), (3, 4226635), (5, 2535981), (7, 1811415), (15, 845327), (21, 603805), (35, 362283), (105, 120761), (197, 64365), (591, 21455), (613, 20685), (985, 12873), (1379, 9195), (1839, 6895), (2955, 4291), (3065, 4137)]