31890248

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1283}}^1$

素因数の和:1541

約数の個数: 32

約数和(自身を含む): 64713600

約数和(自身を除く): 32823352

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 239, 478, 956, 1283, 1912, 2566, 3107, 5132, 6214, 10264, 12428, 16679, 24856, 33358, 66716, 133432, 306637, 613274, 1226548, 2453096, 3986281, 7972562, 15945124, 31890248]

約数ペア:

[(1, 31890248), (2, 15945124), (4, 7972562), (8, 3986281), (13, 2453096), (26, 1226548), (52, 613274), (104, 306637), (239, 133432), (478, 66716), (956, 33358), (1283, 24856), (1912, 16679), (2566, 12428), (3107, 10264), (5132, 6214)]