9901606

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:504

約数の個数: 32

約数和(自身を含む): 17690400

約数和(自身を除く): 7788794

約数列:

[1, 2, 11, 13, 22, 26, 89, 143, 178, 286, 389, 778, 979, 1157, 1958, 2314, 4279, 5057, 8558, 10114, 12727, 25454, 34621, 55627, 69242, 111254, 380831, 450073, 761662, 900146, 4950803, 9901606]

約数ペア:

[(1, 9901606), (2, 4950803), (11, 900146), (13, 761662), (22, 450073), (26, 380831), (89, 111254), (143, 69242), (178, 55627), (286, 34621), (389, 25454), (778, 12727), (979, 10114), (1157, 8558), (1958, 5057), (2314, 4279)]