25778966

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{1613}}^1$

素因数の和:1807

約数の個数: 16

約数和(自身を含む): 39626928

約数和(自身を除く): 13847962

約数列:

[1, 2, 61, 122, 131, 262, 1613, 3226, 7991, 15982, 98393, 196786, 211303, 422606, 12889483, 25778966]

約数ペア:

[(1, 25778966), (2, 12889483), (61, 422606), (122, 211303), (131, 196786), (262, 98393), (1613, 15982), (3226, 7991)]