15421913919

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:774

約数の個数: 80

約数和(自身を含む): 24753405600

約数和(自身を除く): 9331491681

約数列:

[1, 3, 9, 17, 27, 51, 81, 139, 153, 197, 409, 417, 459, 591, 1227, 1251, 1377, 1773, 2363, 3349, 3681, 3753, 5319, 6953, 7089, 10047, 11043, 11259, 15957, 20859, 21267, 27383, 30141, 33129, 56851, 62577, 63801, 80573, 82149, 90423, 170553, 187731, 191403, 241719, 246447, 271269, 465511, 511659, 563193, 725157, 739341, 966467, 1369741, 1396533, 1534977, 2175471, 2218023, 2899401, 4109223, 4189599, 4604931, 6526413, 8698203, 11199647, 12327669, 12568797, 26094609, 33598941, 36983007, 37706391, 78283827, 100796823, 110949021, 190393999, 302390469, 571181997, 907171407, 1713545991, 5140637973, 15421913919]

約数ペア:

[(1, 15421913919), (3, 5140637973), (9, 1713545991), (17, 907171407), (27, 571181997), (51, 302390469), (81, 190393999), (139, 110949021), (153, 100796823), (197, 78283827), (409, 37706391), (417, 36983007), (459, 33598941), (591, 26094609), (1227, 12568797), (1251, 12327669), (1377, 11199647), (1773, 8698203), (2363, 6526413), (3349, 4604931), (3681, 4189599), (3753, 4109223), (5319, 2899401), (6953, 2218023), (7089, 2175471), (10047, 1534977), (11043, 1396533), (11259, 1369741), (15957, 966467), (20859, 739341), (21267, 725157), (27383, 563193), (30141, 511659), (33129, 465511), (56851, 271269), (62577, 246447), (63801, 241719), (80573, 191403), (82149, 187731), (90423, 170553)]