1288006979

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{23003}}^1$

素因数の和:23450

約数の個数: 16

約数和(自身を含む): 1553230080

約数和(自身を除く): 265223101

約数列:

[1, 7, 19, 133, 421, 2947, 7999, 23003, 55993, 161021, 437057, 3059399, 9684263, 67789841, 184000997, 1288006979]

約数ペア:

[(1, 1288006979), (7, 184000997), (19, 67789841), (133, 9684263), (421, 3059399), (2947, 437057), (7999, 161021), (23003, 55993)]