28342737

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{55249}}^1$

素因数の和:55277

約数の個数: 16

約数和(自身を含む): 44200000

約数和(自身を除く): 15857263

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 55249, 165747, 497241, 1049731, 1491723, 3149193, 9447579, 28342737]

約数ペア:

[(1, 28342737), (3, 9447579), (9, 3149193), (19, 1491723), (27, 1049731), (57, 497241), (171, 165747), (513, 55249)]