397891459

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1\times {\mathrm{2069}}^1$

素因数の和:2490

約数の個数: 16

約数和(自身を含む): 461825280

約数和(自身を除く): 63933821

約数列:

[1, 7, 83, 331, 581, 2069, 2317, 14483, 27473, 171727, 192311, 684839, 1202089, 4793873, 56841637, 397891459]

約数ペア:

[(1, 397891459), (7, 56841637), (83, 4793873), (331, 1202089), (581, 684839), (2069, 192311), (2317, 171727), (14483, 27473)]