423807727

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{251}}^2$

素因数の和:571

約数の個数: 18

約数和(自身を含む): 502481832

約数和(自身を除く): 78674105

約数列:

[1, 7, 31, 217, 251, 961, 1757, 6727, 7781, 54467, 63001, 241211, 441007, 1688477, 1953031, 13671217, 60543961, 423807727]

約数ペア:

[(1, 423807727), (7, 60543961), (31, 13671217), (217, 1953031), (251, 1688477), (961, 441007), (1757, 241211), (6727, 63001), (7781, 54467)]