31487344

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6857}}^1$

素因数の和:6913

約数の個数: 40

約数和(自身を含む): 71432928

約数和(自身を除く): 39945584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 4592, 6857, 13714, 27428, 47999, 54856, 95998, 109712, 191996, 281137, 383992, 562274, 767984, 1124548, 1967959, 2249096, 3935918, 4498192, 7871836, 15743672, 31487344]

約数ペア:

[(1, 31487344), (2, 15743672), (4, 7871836), (7, 4498192), (8, 3935918), (14, 2249096), (16, 1967959), (28, 1124548), (41, 767984), (56, 562274), (82, 383992), (112, 281137), (164, 191996), (287, 109712), (328, 95998), (574, 54856), (656, 47999), (1148, 27428), (2296, 13714), (4592, 6857)]