55666221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{23399}}^1$

素因数の和:23476

約数の個数: 16

約数和(自身を含む): 81244800

約数和(自身を除く): 25578579

約数列:

[1, 3, 13, 39, 61, 183, 793, 2379, 23399, 70197, 304187, 912561, 1427339, 4282017, 18555407, 55666221]

約数ペア:

[(1, 55666221), (3, 18555407), (13, 4282017), (39, 1427339), (61, 912561), (183, 304187), (793, 70197), (2379, 23399)]