81349478

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{95257}}^1$

素因数の和:95327

約数の個数: 16

約数和(自身を含む): 141743904

約数和(自身を除く): 60394426

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 95257, 190514, 666799, 1333598, 5810677, 11621354, 40674739, 81349478]

約数ペア:

[(1, 81349478), (2, 40674739), (7, 11621354), (14, 5810677), (61, 1333598), (122, 666799), (427, 190514), (854, 95257)]