77997986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{34421}}^1$

素因数の和:34537

約数の個数: 16

約数和(自身を含む): 128875968

約数和(自身を除く): 50877982

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 34421, 68842, 378631, 757262, 3545363, 7090726, 38998993, 77997986]

約数ペア:

[(1, 77997986), (2, 38998993), (11, 7090726), (22, 3545363), (103, 757262), (206, 378631), (1133, 68842), (2266, 34421)]