217873778

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{109}}^2\times {\mathrm{173}}^1$

素因数の和:446

約数の個数: 24

約数和(自身を含む): 338002308

約数和(自身を除く): 120128530

約数列:

[1, 2, 53, 106, 109, 173, 218, 346, 5777, 9169, 11554, 11881, 18338, 18857, 23762, 37714, 629693, 999421, 1259386, 1998842, 2055413, 4110826, 108936889, 217873778]

約数ペア:

[(1, 217873778), (2, 108936889), (53, 4110826), (106, 2055413), (109, 1998842), (173, 1259386), (218, 999421), (346, 629693), (5777, 37714), (9169, 23762), (11554, 18857), (11881, 18338)]