219122670717

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{142379903}}^1$

素因数の和:142379934

約数の個数: 20

約数和(自身を含む): 344559367680

約数和(自身を除く): 125436696963

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 142379903, 427139709, 1281419127, 2705218157, 3844257381, 8115654471, 11532772143, 24346963413, 73040890239, 219122670717]

約数ペア:

[(1, 219122670717), (3, 73040890239), (9, 24346963413), (19, 11532772143), (27, 8115654471), (57, 3844257381), (81, 2705218157), (171, 1281419127), (513, 427139709), (1539, 142379903)]