27912339

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 50162112

約数和(自身を除く): 22249773

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 173, 197, 273, 519, 591, 819, 1211, 1379, 1557, 1773, 2249, 2561, 3633, 4137, 6747, 7683, 10899, 12411, 15743, 17927, 20241, 23049, 34081, 47229, 53781, 102243, 141687, 161343, 238567, 306729, 443053, 715701, 1329159, 2147103, 3101371, 3987477, 9304113, 27912339]

約数ペア:

[(1, 27912339), (3, 9304113), (7, 3987477), (9, 3101371), (13, 2147103), (21, 1329159), (39, 715701), (63, 443053), (91, 306729), (117, 238567), (173, 161343), (197, 141687), (273, 102243), (519, 53781), (591, 47229), (819, 34081), (1211, 23049), (1379, 20241), (1557, 17927), (1773, 15743), (2249, 12411), (2561, 10899), (3633, 7683), (4137, 6747)]