13965255

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 25698816

約数和(自身を除く): 11733561

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 103, 115, 131, 207, 309, 345, 393, 515, 655, 927, 1035, 1179, 1545, 1965, 2369, 3013, 4635, 5895, 7107, 9039, 11845, 13493, 15065, 21321, 27117, 35535, 40479, 45195, 67465, 106605, 121437, 135585, 202395, 310339, 607185, 931017, 1551695, 2793051, 4655085, 13965255]

約数ペア:

[(1, 13965255), (3, 4655085), (5, 2793051), (9, 1551695), (15, 931017), (23, 607185), (45, 310339), (69, 202395), (103, 135585), (115, 121437), (131, 106605), (207, 67465), (309, 45195), (345, 40479), (393, 35535), (515, 27117), (655, 21321), (927, 15065), (1035, 13493), (1179, 11845), (1545, 9039), (1965, 7107), (2369, 5895), (3013, 4635)]