208518328

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{3461}}^1$

素因数の和:3927

約数の個数: 32

約数和(自身を含む): 415024560

約数和(自身を除く): 206506232

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 443, 886, 1772, 3461, 3544, 6922, 7531, 13844, 15062, 27688, 30124, 58837, 60248, 117674, 235348, 470696, 1533223, 3066446, 6132892, 12265784, 26064791, 52129582, 104259164, 208518328]

約数ペア:

[(1, 208518328), (2, 104259164), (4, 52129582), (8, 26064791), (17, 12265784), (34, 6132892), (68, 3066446), (136, 1533223), (443, 470696), (886, 235348), (1772, 117674), (3461, 60248), (3544, 58837), (6922, 30124), (7531, 27688), (13844, 15062)]