131440563

素因数分解:

$3^4\times {\mathrm{317}}^1\times {\mathrm{5119}}^1$

素因数の和:5448

約数の個数: 20

約数和(自身を含む): 197007360

約数和(自身を除く): 65566797

約数列:

[1, 3, 9, 27, 81, 317, 951, 2853, 5119, 8559, 15357, 25677, 46071, 138213, 414639, 1622723, 4868169, 14604507, 43813521, 131440563]

約数ペア:

[(1, 131440563), (3, 43813521), (9, 14604507), (27, 4868169), (81, 1622723), (317, 414639), (951, 138213), (2853, 46071), (5119, 25677), (8559, 15357)]