13431105

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 25041744

約数和(自身を除く): 11610639

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 97, 153, 181, 255, 291, 485, 543, 765, 873, 905, 1455, 1629, 1649, 2715, 3077, 4365, 4947, 8145, 8245, 9231, 14841, 15385, 17557, 24735, 27693, 46155, 52671, 74205, 87785, 138465, 158013, 263355, 298469, 790065, 895407, 1492345, 2686221, 4477035, 13431105]

約数ペア:

[(1, 13431105), (3, 4477035), (5, 2686221), (9, 1492345), (15, 895407), (17, 790065), (45, 298469), (51, 263355), (85, 158013), (97, 138465), (153, 87785), (181, 74205), (255, 52671), (291, 46155), (485, 27693), (543, 24735), (765, 17557), (873, 15385), (905, 14841), (1455, 9231), (1629, 8245), (1649, 8145), (2715, 4947), (3077, 4365)]