313680872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53639}}^1$

素因数の和:53705

約数の個数: 32

約数和(自身を含む): 637243200

約数和(自身を除く): 323562328

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 344, 731, 1462, 2924, 5848, 53639, 107278, 214556, 429112, 911863, 1823726, 2306477, 3647452, 4612954, 7294904, 9225908, 18451816, 39210109, 78420218, 156840436, 313680872]

約数ペア:

[(1, 313680872), (2, 156840436), (4, 78420218), (8, 39210109), (17, 18451816), (34, 9225908), (43, 7294904), (68, 4612954), (86, 3647452), (136, 2306477), (172, 1823726), (344, 911863), (731, 429112), (1462, 214556), (2924, 107278), (5848, 53639)]