131013075

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{91939}}^1$

素因数の和:91971

約数の個数: 24

約数和(自身を含む): 228011200

約数和(自身を除く): 96998125

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 91939, 275817, 459695, 1379085, 1746841, 2298475, 5240523, 6895425, 8734205, 26202615, 43671025, 131013075]

約数ペア:

[(1, 131013075), (3, 43671025), (5, 26202615), (15, 8734205), (19, 6895425), (25, 5240523), (57, 2298475), (75, 1746841), (95, 1379085), (285, 459695), (475, 275817), (1425, 91939)]