2017421185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{660367}}^1$

素因数の和:660432

約数の個数: 16

約数和(自身を含む): 2662603776

約数和(自身を除く): 645182591

約数列:

[1, 5, 13, 47, 65, 235, 611, 3055, 660367, 3301835, 8584771, 31037249, 42923855, 155186245, 403484237, 2017421185]

約数ペア:

[(1, 2017421185), (5, 403484237), (13, 155186245), (47, 42923855), (65, 31037249), (235, 8584771), (611, 3301835), (3055, 660367)]