81290973

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{6271}}^1$

素因数の和:6452

約数の個数: 16

約数和(自身を含む): 112896000

約数和(自身を除く): 31605027

約数列:

[1, 3, 29, 87, 149, 447, 4321, 6271, 12963, 18813, 181859, 545577, 934379, 2803137, 27096991, 81290973]

約数ペア:

[(1, 81290973), (3, 27096991), (29, 2803137), (87, 934379), (149, 545577), (447, 181859), (4321, 18813), (6271, 12963)]