1405966293

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{1901}}^1\times {\mathrm{2221}}^1$

素因数の和:4165

約数の個数: 24

約数和(自身を含む): 2087764536

約数和(自身を除く): 681798243

約数列:

[1, 3, 9, 37, 111, 333, 1901, 2221, 5703, 6663, 17109, 19989, 70337, 82177, 211011, 246531, 633033, 739593, 4222121, 12666363, 37999089, 156218477, 468655431, 1405966293]

約数ペア:

[(1, 1405966293), (3, 468655431), (9, 156218477), (37, 37999089), (111, 12666363), (333, 4222121), (1901, 739593), (2221, 633033), (5703, 246531), (6663, 211011), (17109, 82177), (19989, 70337)]