13603205

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 20632320

約数和(自身を除く): 7029115

約数列:

[1, 5, 7, 11, 35, 55, 77, 89, 385, 397, 445, 623, 979, 1985, 2779, 3115, 4367, 4895, 6853, 13895, 21835, 30569, 34265, 35333, 152845, 176665, 247331, 388663, 1236655, 1943315, 2720641, 13603205]

約数ペア:

[(1, 13603205), (5, 2720641), (7, 1943315), (11, 1236655), (35, 388663), (55, 247331), (77, 176665), (89, 152845), (385, 35333), (397, 34265), (445, 30569), (623, 21835), (979, 13895), (1985, 6853), (2779, 4895), (3115, 4367)]