159291307

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 209468160

約数和(自身を除く): 50176853

約数列:

[1, 7, 19, 23, 43, 49, 133, 161, 173, 301, 437, 817, 931, 989, 1127, 1211, 2107, 3059, 3287, 3979, 5719, 6923, 7439, 8477, 18791, 21413, 23009, 27853, 40033, 48461, 52073, 75601, 131537, 141341, 161063, 171097, 194971, 364511, 529207, 920759, 989387, 1197679, 3250843, 3704449, 6925709, 8383753, 22755901, 159291307]

約数ペア:

[(1, 159291307), (7, 22755901), (19, 8383753), (23, 6925709), (43, 3704449), (49, 3250843), (133, 1197679), (161, 989387), (173, 920759), (301, 529207), (437, 364511), (817, 194971), (931, 171097), (989, 161063), (1127, 141341), (1211, 131537), (2107, 75601), (3059, 52073), (3287, 48461), (3979, 40033), (5719, 27853), (6923, 23009), (7439, 21413), (8477, 18791)]