311919556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{30449}}^1$

素因数の和:30663

約数の個数: 24

約数和(自身を含む): 590851800

約数和(自身を除く): 278932244

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2561, 5122, 10244, 30449, 60898, 121796, 395837, 791674, 1583348, 5998453, 11996906, 23993812, 77979889, 155959778, 311919556]

約数ペア:

[(1, 311919556), (2, 155959778), (4, 77979889), (13, 23993812), (26, 11996906), (52, 5998453), (197, 1583348), (394, 791674), (788, 395837), (2561, 121796), (5122, 60898), (10244, 30449)]