12953367

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5557}}^1$

素因数の和:5607

約数の個数: 24

約数和(自身を含む): 21965216

約数和(自身を除く): 9011849

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 5557, 16671, 38899, 50013, 116697, 205609, 350091, 616827, 1439263, 1850481, 4317789, 12953367]

約数ペア:

[(1, 12953367), (3, 4317789), (7, 1850481), (9, 1439263), (21, 616827), (37, 350091), (63, 205609), (111, 116697), (259, 50013), (333, 38899), (777, 16671), (2331, 5557)]