427051009

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{178907}}^1$

素因数の和:178956

約数の個数: 16

約数和(自身を含む): 549605376

約数和(自身を除く): 122554367

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 178907, 1252349, 1967977, 5546117, 13775839, 38822819, 61007287, 427051009]

約数ペア:

[(1, 427051009), (7, 61007287), (11, 38822819), (31, 13775839), (77, 5546117), (217, 1967977), (341, 1252349), (2387, 178907)]