2487789731

素因数分解:

$7^2\times {\mathrm{109}}^1\times {\mathrm{379}}^1\times {\mathrm{1229}}^1$

素因数の和:1731

約数の個数: 24

約数和(自身を含む): 2930598000

約数和(自身を除く): 442808269

約数列:

[1, 7, 49, 109, 379, 763, 1229, 2653, 5341, 8603, 18571, 41311, 60221, 133961, 289177, 465791, 937727, 2024239, 3260537, 6564089, 22823759, 50771219, 355398533, 2487789731]

約数ペア:

[(1, 2487789731), (7, 355398533), (49, 50771219), (109, 22823759), (379, 6564089), (763, 3260537), (1229, 2024239), (2653, 937727), (5341, 465791), (8603, 289177), (18571, 133961), (41311, 60221)]