67689999

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{64283}}^1$

素因数の和:64308

約数の個数: 20

約数和(自身を含む): 108897096

約数和(自身を除く): 41207097

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 64283, 192849, 578547, 835679, 1735641, 2507037, 5206923, 7521111, 22563333, 67689999]

約数ペア:

[(1, 67689999), (3, 22563333), (9, 7521111), (13, 5206923), (27, 2507037), (39, 1735641), (81, 835679), (117, 578547), (351, 192849), (1053, 64283)]