205959621

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{64951}}^1$

素因数の和:65112

約数の個数: 16

約数和(自身を含む): 315926528

約数和(自身を除く): 109966907

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 64951, 194853, 454657, 1363971, 9807601, 29422803, 68653207, 205959621]

約数ペア:

[(1, 205959621), (3, 68653207), (7, 29422803), (21, 9807601), (151, 1363971), (453, 454657), (1057, 194853), (3171, 64951)]