664754013

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{319747}}^1$

素因数の和:319774

約数の個数: 32

約数和(自身を含む): 1227832320

約数和(自身を除く): 563078307

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 319747, 959241, 2238229, 2877723, 3517217, 6714687, 8633169, 10551651, 20144061, 24620519, 31654953, 60432183, 73861557, 94964859, 221584671, 664754013]

約数ペア:

[(1, 664754013), (3, 221584671), (7, 94964859), (9, 73861557), (11, 60432183), (21, 31654953), (27, 24620519), (33, 20144061), (63, 10551651), (77, 8633169), (99, 6714687), (189, 3517217), (231, 2877723), (297, 2238229), (693, 959241), (2079, 319747)]