31391127

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1907}}^1$

素因数の和:2003

約数の個数: 24

約数和(自身を含む): 47623680

約数和(自身を除く): 16232553

約数列:

[1, 3, 9, 31, 59, 93, 177, 279, 531, 1829, 1907, 5487, 5721, 16461, 17163, 59117, 112513, 177351, 337539, 532053, 1012617, 3487903, 10463709, 31391127]

約数ペア:

[(1, 31391127), (3, 10463709), (9, 3487903), (31, 1012617), (59, 532053), (93, 337539), (177, 177351), (279, 112513), (531, 59117), (1829, 17163), (1907, 16461), (5487, 5721)]