28219312

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{719}}^1$

素因数の和:961

約数の個数: 40

約数和(自身を含む): 59996160

約数和(自身を除く): 31776848

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 223, 446, 719, 892, 1438, 1784, 2453, 2876, 3568, 4906, 5752, 7909, 9812, 11504, 15818, 19624, 31636, 39248, 63272, 126544, 160337, 320674, 641348, 1282696, 1763707, 2565392, 3527414, 7054828, 14109656, 28219312]

約数ペア:

[(1, 28219312), (2, 14109656), (4, 7054828), (8, 3527414), (11, 2565392), (16, 1763707), (22, 1282696), (44, 641348), (88, 320674), (176, 160337), (223, 126544), (446, 63272), (719, 39248), (892, 31636), (1438, 19624), (1784, 15818), (2453, 11504), (2876, 9812), (3568, 7909), (4906, 5752)]