28289530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{166409}}^1$

素因数の和:166433

約数の個数: 16

約数和(自身を含む): 53916840

約数和(自身を除く): 25627310

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 166409, 332818, 832045, 1664090, 2828953, 5657906, 14144765, 28289530]

約数ペア:

[(1, 28289530), (2, 14144765), (5, 5657906), (10, 2828953), (17, 1664090), (34, 832045), (85, 332818), (170, 166409)]