13131426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:727

約数の個数: 64

約数和(自身を含む): 33555456

約数和(自身を除く): 20424030

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 43, 66, 77, 86, 129, 154, 231, 258, 301, 462, 473, 602, 661, 903, 946, 1322, 1419, 1806, 1983, 2838, 3311, 3966, 4627, 6622, 7271, 9254, 9933, 13881, 14542, 19866, 21813, 27762, 28423, 43626, 50897, 56846, 85269, 101794, 152691, 170538, 198961, 305382, 312653, 397922, 596883, 625306, 937959, 1193766, 1875918, 2188571, 4377142, 6565713, 13131426]

約数ペア:

[(1, 13131426), (2, 6565713), (3, 4377142), (6, 2188571), (7, 1875918), (11, 1193766), (14, 937959), (21, 625306), (22, 596883), (33, 397922), (42, 312653), (43, 305382), (66, 198961), (77, 170538), (86, 152691), (129, 101794), (154, 85269), (231, 56846), (258, 50897), (301, 43626), (462, 28423), (473, 27762), (602, 21813), (661, 19866), (903, 14542), (946, 13881), (1322, 9933), (1419, 9254), (1806, 7271), (1983, 6622), (2838, 4627), (3311, 3966)]