1880857557

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{21193}}^1$

素因数の和:21394

約数の個数: 32

約数和(自身を含む): 2950204800

約数和(自身を除く): 1069347243

約数列:

[1, 3, 9, 19, 27, 57, 171, 173, 513, 519, 1557, 3287, 4671, 9861, 21193, 29583, 63579, 88749, 190737, 402667, 572211, 1208001, 3624003, 3666389, 10872009, 10999167, 32997501, 69661391, 98992503, 208984173, 626952519, 1880857557]

約数ペア:

[(1, 1880857557), (3, 626952519), (9, 208984173), (19, 98992503), (27, 69661391), (57, 32997501), (171, 10999167), (173, 10872009), (513, 3666389), (519, 3624003), (1557, 1208001), (3287, 572211), (4671, 402667), (9861, 190737), (21193, 88749), (29583, 63579)]