25657528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{246707}}^1$

素因数の和:246726

約数の個数: 16

約数和(自身を含む): 51808680

約数和(自身を除く): 26151152

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 246707, 493414, 986828, 1973656, 3207191, 6414382, 12828764, 25657528]

約数ペア:

[(1, 25657528), (2, 12828764), (4, 6414382), (8, 3207191), (13, 1973656), (26, 986828), (52, 493414), (104, 246707)]