85718481

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 124099200

約数和(自身を除く): 38380719

約数列:

[1, 3, 19, 57, 61, 89, 183, 267, 277, 831, 1159, 1691, 3477, 5073, 5263, 5429, 15789, 16287, 16897, 24653, 50691, 73959, 103151, 309453, 321043, 468407, 963129, 1405221, 1503833, 4511499, 28572827, 85718481]

約数ペア:

[(1, 85718481), (3, 28572827), (19, 4511499), (57, 1503833), (61, 1405221), (89, 963129), (183, 468407), (267, 321043), (277, 309453), (831, 103151), (1159, 73959), (1691, 50691), (3477, 24653), (5073, 16897), (5263, 16287), (5429, 15789)]