257062986

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{809}}^1$

素因数の和:1083

約数の個数: 48

約数和(自身を含む): 566092800

約数和(自身を除く): 309029814

約数列:

[1, 2, 3, 6, 9, 18, 127, 139, 254, 278, 381, 417, 762, 809, 834, 1143, 1251, 1618, 2286, 2427, 2502, 4854, 7281, 14562, 17653, 35306, 52959, 102743, 105918, 112451, 158877, 205486, 224902, 308229, 317754, 337353, 616458, 674706, 924687, 1012059, 1849374, 2024118, 14281277, 28562554, 42843831, 85687662, 128531493, 257062986]

約数ペア:

[(1, 257062986), (2, 128531493), (3, 85687662), (6, 42843831), (9, 28562554), (18, 14281277), (127, 2024118), (139, 1849374), (254, 1012059), (278, 924687), (381, 674706), (417, 616458), (762, 337353), (809, 317754), (834, 308229), (1143, 224902), (1251, 205486), (1618, 158877), (2286, 112451), (2427, 105918), (2502, 102743), (4854, 52959), (7281, 35306), (14562, 17653)]