28420617

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{24229}}^1$

素因数の和:24272

約数の個数: 16

約数和(自身を含む): 41869440

約数和(自身を除く): 13448823

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 24229, 72687, 411893, 557267, 1235679, 1671801, 9473539, 28420617]

約数ペア:

[(1, 28420617), (3, 9473539), (17, 1671801), (23, 1235679), (51, 557267), (69, 411893), (391, 72687), (1173, 24229)]