28402426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 47980800

約数和(自身を除く): 19578374

約数列:

[1, 2, 13, 26, 29, 58, 139, 271, 278, 377, 542, 754, 1807, 3523, 3614, 4031, 7046, 7859, 8062, 15718, 37669, 52403, 75338, 102167, 104806, 204334, 489697, 979394, 1092401, 2184802, 14201213, 28402426]

約数ペア:

[(1, 28402426), (2, 14201213), (13, 2184802), (26, 1092401), (29, 979394), (58, 489697), (139, 204334), (271, 104806), (278, 102167), (377, 75338), (542, 52403), (754, 37669), (1807, 15718), (3523, 8062), (3614, 7859), (4031, 7046)]