1780593921

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{318589}}^1$

素因数の和:318627

約数の個数: 24

約数和(自身を含む): 2783202240

約数和(自身を除く): 1002608319

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 1863, 5589, 318589, 955767, 2867301, 7327547, 8601903, 21982641, 25805709, 65947923, 77417127, 197843769, 593531307, 1780593921]

約数ペア:

[(1, 1780593921), (3, 593531307), (9, 197843769), (23, 77417127), (27, 65947923), (69, 25805709), (81, 21982641), (207, 8601903), (243, 7327547), (621, 2867301), (1863, 955767), (5589, 318589)]