28768089

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{29147}}^1$

素因数の和:29204

約数の個数: 16

約数和(自身を含む): 44771328

約数和(自身を除く): 16003239

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 29147, 87441, 204029, 612087, 1369909, 4109727, 9589363, 28768089]

約数ペア:

[(1, 28768089), (3, 9589363), (7, 4109727), (21, 1369909), (47, 612087), (141, 204029), (329, 87441), (987, 29147)]