1991235068475

素因数分解:

$3^1\times 5^2\times {\mathrm{4153}}^1\times {\mathrm{6392921}}^1$

素因数の和:6397087

約数の個数: 24

約数和(自身を含む): 3292968550512

約数和(自身を除く): 1301733482037

約数列:

[1, 3, 5, 15, 25, 75, 4153, 12459, 20765, 62295, 103825, 311475, 6392921, 19178763, 31964605, 95893815, 159823025, 479469075, 26549800913, 79649402739, 132749004565, 398247013695, 663745022825, 1991235068475]

約数ペア:

[(1, 1991235068475), (3, 663745022825), (5, 398247013695), (15, 132749004565), (25, 79649402739), (75, 26549800913), (4153, 479469075), (12459, 159823025), (20765, 95893815), (62295, 31964605), (103825, 19178763), (311475, 6392921)]