201613391

素因数分解:

$7^2\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:743

約数の個数: 24

約数和(自身を含む): 240453360

約数和(自身を除く): 38839969

約数列:

[1, 7, 49, 83, 89, 557, 581, 623, 3899, 4067, 4361, 7387, 27293, 46231, 49573, 51709, 323617, 347011, 361963, 2265319, 2429077, 4114559, 28801913, 201613391]

約数ペア:

[(1, 201613391), (7, 28801913), (49, 4114559), (83, 2429077), (89, 2265319), (557, 361963), (581, 347011), (623, 323617), (3899, 51709), (4067, 49573), (4361, 46231), (7387, 27293)]