158207259

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^2\times {\mathrm{439}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 243485440

約数和(自身を除く): 85278181

約数列:

[1, 3, 7, 21, 131, 393, 439, 917, 1317, 2751, 3073, 9219, 17161, 51483, 57509, 120127, 172527, 360381, 402563, 1207689, 7533679, 22601037, 52735753, 158207259]

約数ペア:

[(1, 158207259), (3, 52735753), (7, 22601037), (21, 7533679), (131, 1207689), (393, 402563), (439, 360381), (917, 172527), (1317, 120127), (2751, 57509), (3073, 51483), (9219, 17161)]