39872961

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2713}}^1$

素因数の和:2813

約数の個数: 24

約数和(自身を含む): 60967296

約数和(自身を除く): 21094335

約数列:

[1, 3, 9, 23, 69, 71, 207, 213, 639, 1633, 2713, 4899, 8139, 14697, 24417, 62399, 187197, 192623, 561591, 577869, 1733607, 4430329, 13290987, 39872961]

約数ペア:

[(1, 39872961), (3, 13290987), (9, 4430329), (23, 1733607), (69, 577869), (71, 561591), (207, 192623), (213, 187197), (639, 62399), (1633, 24417), (2713, 14697), (4899, 8139)]