408039447

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{641}}^1\times {\mathrm{3167}}^1$

素因数の和:3878

約数の個数: 16

約数和(自身を含む): 553208832

約数和(自身を除く): 145169385

約数列:

[1, 3, 67, 201, 641, 1923, 3167, 9501, 42947, 128841, 212189, 636567, 2030047, 6090141, 136013149, 408039447]

約数ペア:

[(1, 408039447), (3, 136013149), (67, 6090141), (201, 2030047), (641, 636567), (1923, 212189), (3167, 128841), (9501, 42947)]