78928605

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{757}}^1$

素因数の和:1106

約数の個数: 48

約数和(自身を含む): 157033344

約数和(自身を除く): 78104739

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 331, 757, 993, 1655, 2271, 2317, 2979, 3785, 4965, 5299, 6813, 6951, 11355, 11585, 14895, 15897, 20853, 26495, 34065, 34755, 47691, 79485, 104265, 238455, 250567, 751701, 1252835, 1753969, 2255103, 3758505, 5261907, 8769845, 11275515, 15785721, 26309535, 78928605]

約数ペア:

[(1, 78928605), (3, 26309535), (5, 15785721), (7, 11275515), (9, 8769845), (15, 5261907), (21, 3758505), (35, 2255103), (45, 1753969), (63, 1252835), (105, 751701), (315, 250567), (331, 238455), (757, 104265), (993, 79485), (1655, 47691), (2271, 34755), (2317, 34065), (2979, 26495), (3785, 20853), (4965, 15897), (5299, 14895), (6813, 11585), (6951, 11355)]