28933885

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{809}}^1$

素因数の和:1148

約数の個数: 16

約数和(自身を含む): 36391680

約数和(自身を除く): 7457795

約数列:

[1, 5, 23, 115, 311, 809, 1555, 4045, 7153, 18607, 35765, 93035, 251599, 1257995, 5786777, 28933885]

約数ペア:

[(1, 28933885), (5, 5786777), (23, 1257995), (115, 251599), (311, 93035), (809, 35765), (1555, 18607), (4045, 7153)]