28287447

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{21577}}^1$

素因数の和:21622

約数の個数: 16

約数和(自身を含む): 41429760

約数和(自身を除く): 13142313

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 21577, 64731, 409963, 496271, 1229889, 1488813, 9429149, 28287447]

約数ペア:

[(1, 28287447), (3, 9429149), (19, 1488813), (23, 1229889), (57, 496271), (69, 409963), (437, 64731), (1311, 21577)]