478920002

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{110503}}^1$

素因数の和:110713

約数の個数: 16

約数和(自身を含む): 787672512

約数和(自身を除く): 308752510

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 110503, 221006, 1215533, 2431066, 21769091, 43538182, 239460001, 478920002]

約数ペア:

[(1, 478920002), (2, 239460001), (11, 43538182), (22, 21769091), (197, 2431066), (394, 1215533), (2167, 221006), (4334, 110503)]