491392263

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{809}}^1\times {\mathrm{8803}}^1$

素因数の和:9638

約数の個数: 16

約数和(自身を含む): 684599040

約数和(自身を除く): 193206777

約数列:

[1, 3, 23, 69, 809, 2427, 8803, 18607, 26409, 55821, 202469, 607407, 7121627, 21364881, 163797421, 491392263]

約数ペア:

[(1, 491392263), (3, 163797421), (23, 21364881), (69, 7121627), (809, 607407), (2427, 202469), (8803, 55821), (18607, 26409)]