281078366959

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1\times {\mathrm{19609}}^1$

素因数の和:20215

約数の個数: 32

約数和(自身を含む): 321804806400

約数和(自身を除く): 40726439441

約数列:

[1, 13, 19, 131, 247, 443, 1703, 2489, 5759, 8417, 19609, 32357, 58033, 109421, 254917, 372571, 754429, 1102627, 2568779, 4843423, 8686787, 14334151, 33394127, 48806801, 112928231, 165048953, 634488413, 1137969097, 2145636389, 14793598261, 21621412843, 281078366959]

約数ペア:

[(1, 281078366959), (13, 21621412843), (19, 14793598261), (131, 2145636389), (247, 1137969097), (443, 634488413), (1703, 165048953), (2489, 112928231), (5759, 48806801), (8417, 33394127), (19609, 14334151), (32357, 8686787), (58033, 4843423), (109421, 2568779), (254917, 1102627), (372571, 754429)]