78973869

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{2939}}^1$

素因数の和:3021

約数の個数: 24

約数和(自身を含む): 116212320

約数和(自身を除く): 37238451

約数列:

[1, 3, 13, 39, 53, 159, 169, 507, 689, 2067, 2939, 8817, 8957, 26871, 38207, 114621, 155767, 467301, 496691, 1490073, 2024971, 6074913, 26324623, 78973869]

約数ペア:

[(1, 78973869), (3, 26324623), (13, 6074913), (39, 2024971), (53, 1490073), (159, 496691), (169, 467301), (507, 155767), (689, 114621), (2067, 38207), (2939, 26871), (8817, 8957)]