313939846

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{719}}^1$

素因数の和:1044

約数の個数: 32

約数和(自身を含む): 522547200

約数和(自身を除く): 208607354

約数列:

[1, 2, 11, 22, 89, 178, 223, 446, 719, 979, 1438, 1958, 2453, 4906, 7909, 15818, 19847, 39694, 63991, 127982, 160337, 218317, 320674, 436634, 703901, 1407802, 1763707, 3527414, 14269993, 28539986, 156969923, 313939846]

約数ペア:

[(1, 313939846), (2, 156969923), (11, 28539986), (22, 14269993), (89, 3527414), (178, 1763707), (223, 1407802), (446, 703901), (719, 436634), (979, 320674), (1438, 218317), (1958, 160337), (2453, 127982), (4906, 63991), (7909, 39694), (15818, 19847)]