13387972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3259}}^1$

素因数の和:3355

約数の個数: 24

約数和(自身を含む): 25558400

約数和(自身を除く): 12170428

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 3259, 4108, 6518, 13036, 42367, 84734, 169468, 257461, 514922, 1029844, 3346993, 6693986, 13387972]

約数ペア:

[(1, 13387972), (2, 6693986), (4, 3346993), (13, 1029844), (26, 514922), (52, 257461), (79, 169468), (158, 84734), (316, 42367), (1027, 13036), (2054, 6518), (3259, 4108)]