1042321

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:504

約数の個数: 16

約数和(自身を含む): 1330560

約数和(自身を除く): 288239

約数列:

[1, 7, 17, 19, 119, 133, 323, 461, 2261, 3227, 7837, 8759, 54859, 61313, 148903, 1042321]

約数ペア:

[(1, 1042321), (7, 148903), (17, 61313), (19, 54859), (119, 8759), (133, 7837), (323, 3227), (461, 2261)]