90169287

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 133056000

約数和(自身を除く): 42886713

約数列:

[1, 3, 13, 39, 59, 149, 177, 263, 447, 767, 789, 1937, 2301, 3419, 5811, 8791, 10257, 15517, 26373, 39187, 46551, 114283, 117561, 201721, 342849, 509431, 605163, 1528293, 2312033, 6936099, 30056429, 90169287]

約数ペア:

[(1, 90169287), (3, 30056429), (13, 6936099), (39, 2312033), (59, 1528293), (149, 605163), (177, 509431), (263, 342849), (447, 201721), (767, 117561), (789, 114283), (1937, 46551), (2301, 39187), (3419, 26373), (5811, 15517), (8791, 10257)]