80541643

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{557}}^1$

素因数の和:811

約数の個数: 24

約数和(自身を含む): 101524752

約数和(自身を除く): 20983109

約数列:

[1, 7, 13, 49, 91, 227, 557, 637, 1589, 2951, 3899, 7241, 11123, 20657, 27293, 50687, 126439, 144599, 354809, 885073, 1643707, 6195511, 11505949, 80541643]

約数ペア:

[(1, 80541643), (7, 11505949), (13, 6195511), (49, 1643707), (91, 885073), (227, 354809), (557, 144599), (637, 126439), (1589, 50687), (2951, 27293), (3899, 20657), (7241, 11123)]