17219385

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 80

約数和(自身を含む): 34029072

約数和(自身を除く): 16809687

約数列:

[1, 3, 5, 9, 15, 17, 27, 41, 45, 51, 61, 81, 85, 123, 135, 153, 183, 205, 255, 305, 369, 405, 459, 549, 615, 697, 765, 915, 1037, 1107, 1377, 1647, 1845, 2091, 2295, 2501, 2745, 3111, 3321, 3485, 4941, 5185, 5535, 6273, 6885, 7503, 8235, 9333, 10455, 12505, 15555, 16605, 18819, 22509, 24705, 27999, 31365, 37515, 42517, 46665, 56457, 67527, 83997, 94095, 112545, 127551, 139995, 202581, 212585, 282285, 337635, 382653, 419985, 637755, 1012905, 1147959, 1913265, 3443877, 5739795, 17219385]

約数ペア:

[(1, 17219385), (3, 5739795), (5, 3443877), (9, 1913265), (15, 1147959), (17, 1012905), (27, 637755), (41, 419985), (45, 382653), (51, 337635), (61, 282285), (81, 212585), (85, 202581), (123, 139995), (135, 127551), (153, 112545), (183, 94095), (205, 83997), (255, 67527), (305, 56457), (369, 46665), (405, 42517), (459, 37515), (549, 31365), (615, 27999), (697, 24705), (765, 22509), (915, 18819), (1037, 16605), (1107, 15555), (1377, 12505), (1647, 10455), (1845, 9333), (2091, 8235), (2295, 7503), (2501, 6885), (2745, 6273), (3111, 5535), (3321, 5185), (3485, 4941)]