399198573

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{16007}}^1$

素因数の和:16193

約数の個数: 24

約数和(自身を含む): 614323008

約数和(自身を除く): 215124435

約数列:

[1, 3, 9, 17, 51, 153, 163, 489, 1467, 2771, 8313, 16007, 24939, 48021, 144063, 272119, 816357, 2449071, 2609141, 7827423, 23482269, 44355397, 133066191, 399198573]

約数ペア:

[(1, 399198573), (3, 133066191), (9, 44355397), (17, 23482269), (51, 7827423), (153, 2609141), (163, 2449071), (489, 816357), (1467, 272119), (2771, 144063), (8313, 48021), (16007, 24939)]