81098086

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1\times {\mathrm{1693}}^1$

素因数の和:2295

約数の個数: 16

約数和(自身を含む): 124773264

約数和(自身を除く): 43675178

約数列:

[1, 2, 43, 86, 557, 1114, 1693, 3386, 23951, 47902, 72799, 145598, 943001, 1886002, 40549043, 81098086]

約数ペア:

[(1, 81098086), (2, 40549043), (43, 1886002), (86, 943001), (557, 145598), (1114, 72799), (1693, 47902), (3386, 23951)]