27931605

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{143239}}^1$

素因数の和:143260

約数の個数: 16

約数和(自身を含む): 48128640

約数和(自身を除く): 20197035

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 143239, 429717, 716195, 1862107, 2148585, 5586321, 9310535, 27931605]

約数ペア:

[(1, 27931605), (3, 9310535), (5, 5586321), (13, 2148585), (15, 1862107), (39, 716195), (65, 429717), (195, 143239)]