256984218

素因数分解:

$2^1\times 3^3\times {\mathrm{977}}^1\times {\mathrm{4871}}^1$

素因数の和:5859

約数の個数: 32

約数和(自身を含む): 571777920

約数和(自身を除く): 314793702

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 977, 1954, 2931, 4871, 5862, 8793, 9742, 14613, 17586, 26379, 29226, 43839, 52758, 87678, 131517, 263034, 4758967, 9517934, 14276901, 28553802, 42830703, 85661406, 128492109, 256984218]

約数ペア:

[(1, 256984218), (2, 128492109), (3, 85661406), (6, 42830703), (9, 28553802), (18, 14276901), (27, 9517934), (54, 4758967), (977, 263034), (1954, 131517), (2931, 87678), (4871, 52758), (5862, 43839), (8793, 29226), (9742, 26379), (14613, 17586)]