247483730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1229}}^1\times {\mathrm{1549}}^1$

素因数の和:2798

約数の個数: 32

約数和(自身を含む): 480438000

約数和(自身を除く): 232954270

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1229, 1549, 2458, 3098, 6145, 7745, 12290, 15490, 15977, 20137, 31954, 40274, 79885, 100685, 159770, 201370, 1903721, 3807442, 9518605, 19037210, 24748373, 49496746, 123741865, 247483730]

約数ペア:

[(1, 247483730), (2, 123741865), (5, 49496746), (10, 24748373), (13, 19037210), (26, 9518605), (65, 3807442), (130, 1903721), (1229, 201370), (1549, 159770), (2458, 100685), (3098, 79885), (6145, 40274), (7745, 31954), (12290, 20137), (15490, 15977)]