28599723

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{4973}}^1$

素因数の和:5056

約数の個数: 20

約数和(自身を含む): 43333488

約数和(自身を除く): 14733765

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 4973, 5751, 14919, 44757, 134271, 353083, 402813, 1059249, 3177747, 9533241, 28599723]

約数ペア:

[(1, 28599723), (3, 9533241), (9, 3177747), (27, 1059249), (71, 402813), (81, 353083), (213, 134271), (639, 44757), (1917, 14919), (4973, 5751)]