213757936

素因数分解:

$2^4\times 7^1\times {\mathrm{487}}^1\times {\mathrm{3919}}^1$

素因数の和:4421

約数の個数: 40

約数和(自身を含む): 474414080

約数和(自身を除く): 260656144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 487, 974, 1948, 3409, 3896, 3919, 6818, 7792, 7838, 13636, 15676, 27272, 27433, 31352, 54544, 54866, 62704, 109732, 219464, 438928, 1908553, 3817106, 7634212, 13359871, 15268424, 26719742, 30536848, 53439484, 106878968, 213757936]

約数ペア:

[(1, 213757936), (2, 106878968), (4, 53439484), (7, 30536848), (8, 26719742), (14, 15268424), (16, 13359871), (28, 7634212), (56, 3817106), (112, 1908553), (487, 438928), (974, 219464), (1948, 109732), (3409, 62704), (3896, 54866), (3919, 54544), (6818, 31352), (7792, 27433), (7838, 27272), (13636, 15676)]