1338947071

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{2347}}^1$

素因数の和:2635

約数の個数: 32

約数和(自身を含む): 1731133440

約数和(自身を除く): 392186369

約数列:

[1, 7, 11, 31, 77, 217, 239, 341, 1673, 2347, 2387, 2629, 7409, 16429, 18403, 25817, 51863, 72757, 81499, 180719, 509299, 560933, 570493, 800327, 3926531, 5602289, 6170263, 17388923, 43191841, 121722461, 191278153, 1338947071]

約数ペア:

[(1, 1338947071), (7, 191278153), (11, 121722461), (31, 43191841), (77, 17388923), (217, 6170263), (239, 5602289), (341, 3926531), (1673, 800327), (2347, 570493), (2387, 560933), (2629, 509299), (7409, 180719), (16429, 81499), (18403, 72757), (25817, 51863)]