13231323

素因数分解:

$3^3\times 7^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:233

約数の個数: 48

約数和(自身を含む): 23283360

約数和(自身を除く): 10052037

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 73, 137, 147, 189, 219, 411, 441, 511, 657, 959, 1233, 1323, 1533, 1971, 2877, 3577, 3699, 4599, 6713, 8631, 10001, 10731, 13797, 20139, 25893, 30003, 32193, 60417, 70007, 90009, 96579, 181251, 210021, 270027, 490049, 630063, 1470147, 1890189, 4410441, 13231323]

約数ペア:

[(1, 13231323), (3, 4410441), (7, 1890189), (9, 1470147), (21, 630063), (27, 490049), (49, 270027), (63, 210021), (73, 181251), (137, 96579), (147, 90009), (189, 70007), (219, 60417), (411, 32193), (441, 30003), (511, 25893), (657, 20139), (959, 13797), (1233, 10731), (1323, 10001), (1533, 8631), (1971, 6713), (2877, 4599), (3577, 3699)]