51411015

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^2$

素因数の和:380

約数の個数: 36

約数和(自身を含む): 91747656

約数和(自身を除く): 40336641

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 163, 215, 387, 489, 645, 815, 1467, 1935, 2445, 7009, 7335, 21027, 26569, 35045, 63081, 79707, 105135, 132845, 239121, 315405, 398535, 1142467, 1195605, 3427401, 5712335, 10282203, 17137005, 51411015]

約数ペア:

[(1, 51411015), (3, 17137005), (5, 10282203), (9, 5712335), (15, 3427401), (43, 1195605), (45, 1142467), (129, 398535), (163, 315405), (215, 239121), (387, 132845), (489, 105135), (645, 79707), (815, 63081), (1467, 35045), (1935, 26569), (2445, 21027), (7009, 7335)]