81902469

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{16657}}^1$

素因数の和:16820

約数の個数: 16

約数和(自身を含む): 119937600

約数和(自身を除く): 38035131

約数列:

[1, 3, 11, 33, 149, 447, 1639, 4917, 16657, 49971, 183227, 549681, 2481893, 7445679, 27300823, 81902469]

約数ペア:

[(1, 81902469), (3, 27300823), (11, 7445679), (33, 2481893), (149, 549681), (447, 183227), (1639, 49971), (4917, 16657)]