8380197

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7001}}^1$

素因数の和:7033

約数の個数: 24

約数和(自身を含む): 14564160

約数和(自身を除く): 6183963

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 7001, 21003, 49007, 63009, 133019, 147021, 399057, 441063, 931133, 1197171, 2793399, 8380197]

約数ペア:

[(1, 8380197), (3, 2793399), (7, 1197171), (9, 931133), (19, 441063), (21, 399057), (57, 147021), (63, 133019), (133, 63009), (171, 49007), (399, 21003), (1197, 7001)]