291008029

素因数分解:

${\mathrm{13}}^4\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:518

約数の個数: 20

約数和(自身を含む): 329707296

約数和(自身を除く): 38699267

約数列:

[1, 13, 23, 169, 299, 443, 2197, 3887, 5759, 10189, 28561, 50531, 74867, 132457, 656903, 973271, 1721941, 12652523, 22385233, 291008029]

約数ペア:

[(1, 291008029), (13, 22385233), (23, 12652523), (169, 1721941), (299, 973271), (443, 656903), (2197, 132457), (3887, 74867), (5759, 50531), (10189, 28561)]