16681665

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:151

約数の個数: 96

約数和(自身を含む): 36465408

約数和(自身を除く): 19783743

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 65, 77, 91, 101, 105, 121, 143, 165, 195, 231, 273, 303, 363, 385, 429, 455, 505, 605, 707, 715, 847, 1001, 1111, 1155, 1313, 1365, 1515, 1573, 1815, 2121, 2145, 2541, 3003, 3333, 3535, 3939, 4235, 4719, 5005, 5555, 6565, 7777, 7865, 9191, 10605, 11011, 12221, 12705, 14443, 15015, 16665, 19695, 23331, 23595, 27573, 33033, 36663, 38885, 43329, 45955, 55055, 61105, 72215, 85547, 101101, 116655, 137865, 158873, 165165, 183315, 216645, 256641, 303303, 427735, 476619, 505505, 794365, 1112111, 1283205, 1516515, 2383095, 3336333, 5560555, 16681665]

約数ペア:

[(1, 16681665), (3, 5560555), (5, 3336333), (7, 2383095), (11, 1516515), (13, 1283205), (15, 1112111), (21, 794365), (33, 505505), (35, 476619), (39, 427735), (55, 303303), (65, 256641), (77, 216645), (91, 183315), (101, 165165), (105, 158873), (121, 137865), (143, 116655), (165, 101101), (195, 85547), (231, 72215), (273, 61105), (303, 55055), (363, 45955), (385, 43329), (429, 38885), (455, 36663), (505, 33033), (605, 27573), (707, 23595), (715, 23331), (847, 19695), (1001, 16665), (1111, 15015), (1155, 14443), (1313, 12705), (1365, 12221), (1515, 11011), (1573, 10605), (1815, 9191), (2121, 7865), (2145, 7777), (2541, 6565), (3003, 5555), (3333, 5005), (3535, 4719), (3939, 4235)]