28201112

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{677}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 54673920

約数和(自身を除く): 26472808

約数列:

[1, 2, 4, 8, 41, 82, 127, 164, 254, 328, 508, 677, 1016, 1354, 2708, 5207, 5416, 10414, 20828, 27757, 41656, 55514, 85979, 111028, 171958, 222056, 343916, 687832, 3525139, 7050278, 14100556, 28201112]

約数ペア:

[(1, 28201112), (2, 14100556), (4, 7050278), (8, 3525139), (41, 687832), (82, 343916), (127, 222056), (164, 171958), (254, 111028), (328, 85979), (508, 55514), (677, 41656), (1016, 27757), (1354, 20828), (2708, 10414), (5207, 5416)]