17690805

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2$

素因数の和:77

約数の個数: 90

約数和(自身を含む): 36788598

約数和(自身を除く): 19097793

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 81, 95, 99, 121, 135, 165, 171, 209, 285, 297, 361, 363, 405, 495, 513, 605, 627, 855, 891, 1045, 1083, 1089, 1485, 1539, 1805, 1815, 1881, 2299, 2565, 3135, 3249, 3267, 3971, 4455, 5415, 5445, 5643, 6897, 7695, 9405, 9747, 9801, 11495, 11913, 16245, 16335, 16929, 19855, 20691, 28215, 29241, 34485, 35739, 43681, 48735, 49005, 59565, 62073, 84645, 103455, 107217, 131043, 146205, 178695, 186219, 218405, 310365, 321651, 393129, 536085, 655215, 931095, 1179387, 1608255, 1965645, 3538161, 5896935, 17690805]

約数ペア:

[(1, 17690805), (3, 5896935), (5, 3538161), (9, 1965645), (11, 1608255), (15, 1179387), (19, 931095), (27, 655215), (33, 536085), (45, 393129), (55, 321651), (57, 310365), (81, 218405), (95, 186219), (99, 178695), (121, 146205), (135, 131043), (165, 107217), (171, 103455), (209, 84645), (285, 62073), (297, 59565), (361, 49005), (363, 48735), (405, 43681), (495, 35739), (513, 34485), (605, 29241), (627, 28215), (855, 20691), (891, 19855), (1045, 16929), (1083, 16335), (1089, 16245), (1485, 11913), (1539, 11495), (1805, 9801), (1815, 9747), (1881, 9405), (2299, 7695), (2565, 6897), (3135, 5643), (3249, 5445), (3267, 5415), (3971, 4455)]