13640715

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1621}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 27327456

約数和(自身を除く): 13686741

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 495, 561, 765, 935, 1621, 1683, 2805, 4863, 8105, 8415, 14589, 17831, 24315, 27557, 53493, 72945, 82671, 89155, 137785, 160479, 248013, 267465, 303127, 413355, 802395, 909381, 1240065, 1515635, 2728143, 4546905, 13640715]

約数ペア:

[(1, 13640715), (3, 4546905), (5, 2728143), (9, 1515635), (11, 1240065), (15, 909381), (17, 802395), (33, 413355), (45, 303127), (51, 267465), (55, 248013), (85, 160479), (99, 137785), (153, 89155), (165, 82671), (187, 72945), (255, 53493), (495, 27557), (561, 24315), (765, 17831), (935, 14589), (1621, 8415), (1683, 8105), (2805, 4863)]