31070403

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 56259840

約数和(自身を除く): 25189437

約数列:

[1, 3, 7, 9, 13, 21, 39, 59, 63, 91, 117, 177, 273, 413, 531, 643, 767, 819, 1239, 1929, 2301, 3717, 4501, 5369, 5787, 6903, 8359, 13503, 16107, 25077, 37937, 40509, 48321, 58513, 75231, 113811, 175539, 265559, 341433, 493181, 526617, 796677, 1479543, 2390031, 3452267, 4438629, 10356801, 31070403]

約数ペア:

[(1, 31070403), (3, 10356801), (7, 4438629), (9, 3452267), (13, 2390031), (21, 1479543), (39, 796677), (59, 526617), (63, 493181), (91, 341433), (117, 265559), (177, 175539), (273, 113811), (413, 75231), (531, 58513), (643, 48321), (767, 40509), (819, 37937), (1239, 25077), (1929, 16107), (2301, 13503), (3717, 8359), (4501, 6903), (5369, 5787)]