55490729

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:880

約数の個数: 16

約数和(自身を含む): 64713600

約数和(自身を除く): 9222871

約数列:

[1, 7, 83, 149, 581, 641, 1043, 4487, 12367, 53203, 86569, 95509, 372421, 668563, 7927247, 55490729]

約数ペア:

[(1, 55490729), (7, 7927247), (83, 668563), (149, 372421), (581, 95509), (641, 86569), (1043, 53203), (4487, 12367)]