28605784

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{643}}^1$

素因数の和:799

約数の個数: 32

約数和(自身を含む): 55177920

約数和(自身を除く): 26572136

約数列:

[1, 2, 4, 8, 67, 83, 134, 166, 268, 332, 536, 643, 664, 1286, 2572, 5144, 5561, 11122, 22244, 43081, 44488, 53369, 86162, 106738, 172324, 213476, 344648, 426952, 3575723, 7151446, 14302892, 28605784]

約数ペア:

[(1, 28605784), (2, 14302892), (4, 7151446), (8, 3575723), (67, 426952), (83, 344648), (134, 213476), (166, 172324), (268, 106738), (332, 86162), (536, 53369), (643, 44488), (664, 43081), (1286, 22244), (2572, 11122), (5144, 5561)]