28618877

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1193}}^1$

素因数の和:1372

約数の個数: 16

約数和(自身を含む): 34387200

約数和(自身を除く): 5768323

約数列:

[1, 7, 23, 149, 161, 1043, 1193, 3427, 8351, 23989, 27439, 177757, 192073, 1244299, 4088411, 28618877]

約数ペア:

[(1, 28618877), (7, 4088411), (23, 1244299), (149, 192073), (161, 177757), (1043, 27439), (1193, 23989), (3427, 8351)]