90419651

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 121888800

約数和(自身を除く): 31469149

約数列:

[1, 7, 17, 19, 29, 49, 119, 133, 197, 203, 323, 493, 551, 833, 931, 1379, 1421, 2261, 3349, 3451, 3743, 3857, 5713, 9367, 9653, 15827, 23443, 24157, 26201, 26999, 39991, 63631, 65569, 97121, 108547, 164101, 183407, 279937, 445417, 458983, 679847, 759829, 1845299, 3117919, 4758929, 5318803, 12917093, 90419651]

約数ペア:

[(1, 90419651), (7, 12917093), (17, 5318803), (19, 4758929), (29, 3117919), (49, 1845299), (119, 759829), (133, 679847), (197, 458983), (203, 445417), (323, 279937), (493, 183407), (551, 164101), (833, 108547), (931, 97121), (1379, 65569), (1421, 63631), (2261, 39991), (3349, 26999), (3451, 26201), (3743, 24157), (3857, 23443), (5713, 15827), (9367, 9653)]