1680491806

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1967789}}^1$

素因数の和:1967859

約数の個数: 16

約数和(自身を含む): 2928071520

約数和(自身を除く): 1247579714

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 1967789, 3935578, 13774523, 27549046, 120035129, 240070258, 840245903, 1680491806]

約数ペア:

[(1, 1680491806), (2, 840245903), (7, 240070258), (14, 120035129), (61, 27549046), (122, 13774523), (427, 3935578), (854, 1967789)]