13038225

素因数分解:

$3^1\times 5^2\times {\mathrm{263}}^1\times {\mathrm{661}}^1$

素因数の和:937

約数の個数: 24

約数和(自身を含む): 21671232

約数和(自身を除く): 8633007

約数列:

[1, 3, 5, 15, 25, 75, 263, 661, 789, 1315, 1983, 3305, 3945, 6575, 9915, 16525, 19725, 49575, 173843, 521529, 869215, 2607645, 4346075, 13038225]

約数ペア:

[(1, 13038225), (3, 4346075), (5, 2607645), (15, 869215), (25, 521529), (75, 173843), (263, 49575), (661, 19725), (789, 16525), (1315, 9915), (1983, 6575), (3305, 3945)]