1279404286

素因数分解:

$2^1\times {\mathrm{31}}^3\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 2011426560

約数和(自身を除く): 732022274

約数列:

[1, 2, 31, 62, 109, 197, 218, 394, 961, 1922, 3379, 6107, 6758, 12214, 21473, 29791, 42946, 59582, 104749, 189317, 209498, 378634, 665663, 1331326, 3247219, 5868827, 6494438, 11737654, 20635553, 41271106, 639702143, 1279404286]

約数ペア:

[(1, 1279404286), (2, 639702143), (31, 41271106), (62, 20635553), (109, 11737654), (197, 6494438), (218, 5868827), (394, 3247219), (961, 1331326), (1922, 665663), (3379, 378634), (6107, 209498), (6758, 189317), (12214, 104749), (21473, 59582), (29791, 42946)]