81987659

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{1523}}^1$

素因数の和:1678

約数の個数: 16

約数和(自身を含む): 91403424

約数和(自身を除く): 9415765

約数列:

[1, 13, 41, 101, 533, 1313, 1523, 4141, 19799, 53833, 62443, 153823, 811759, 1999699, 6306743, 81987659]

約数ペア:

[(1, 81987659), (13, 6306743), (41, 1999699), (101, 811759), (533, 153823), (1313, 62443), (1523, 53833), (4141, 19799)]