31728131474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1979}}^1\times {\mathrm{8447}}^1$

素因数の和:10514

約数の個数: 32

約数和(自身を含む): 51987640320

約数和(自身を除く): 20259508846

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 1979, 3958, 8447, 16894, 25727, 51454, 109811, 144467, 219622, 288934, 616631, 1233262, 1878071, 3756142, 8016203, 16032406, 16716613, 33433226, 217315969, 434631938, 1220312749, 2440625498, 15864065737, 31728131474]

約数ペア:

[(1, 31728131474), (2, 15864065737), (13, 2440625498), (26, 1220312749), (73, 434631938), (146, 217315969), (949, 33433226), (1898, 16716613), (1979, 16032406), (3958, 8016203), (8447, 3756142), (16894, 1878071), (25727, 1233262), (51454, 616631), (109811, 288934), (144467, 219622)]