28512848

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19583}}^1$

素因数の和:19611

約数の個数: 40

約数和(自身を含む): 67995648

約数和(自身を除く): 39482800

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 19583, 39166, 78332, 137081, 156664, 254579, 274162, 313328, 509158, 548324, 1018316, 1096648, 1782053, 2036632, 2193296, 3564106, 4073264, 7128212, 14256424, 28512848]

約数ペア:

[(1, 28512848), (2, 14256424), (4, 7128212), (7, 4073264), (8, 3564106), (13, 2193296), (14, 2036632), (16, 1782053), (26, 1096648), (28, 1018316), (52, 548324), (56, 509158), (91, 313328), (104, 274162), (112, 254579), (182, 156664), (208, 137081), (364, 78332), (728, 39166), (1456, 19583)]