281010171

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1\times {\mathrm{631}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 426119680

約数和(自身を除く): 145109509

約数列:

[1, 3, 13, 19, 39, 57, 247, 601, 631, 741, 1803, 1893, 7813, 8203, 11419, 11989, 23439, 24609, 34257, 35967, 148447, 155857, 379231, 445341, 467571, 1137693, 4930003, 7205389, 14790009, 21616167, 93670057, 281010171]

約数ペア:

[(1, 281010171), (3, 93670057), (13, 21616167), (19, 14790009), (39, 7205389), (57, 4930003), (247, 1137693), (601, 467571), (631, 445341), (741, 379231), (1803, 155857), (1893, 148447), (7813, 35967), (8203, 34257), (11419, 24609), (11989, 23439)]