2017481921

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1166849}}^1$

素因数の和:1166888

約数の個数: 16

約数和(自身を含む): 2613744000

約数和(自身を除く): 596262079

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 1166849, 8167943, 15169037, 22170131, 106183259, 155190917, 288211703, 2017481921]

約数ペア:

[(1, 2017481921), (7, 288211703), (13, 155190917), (19, 106183259), (91, 22170131), (133, 15169037), (247, 8167943), (1729, 1166849)]