81181518

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1230023}}^1$

素因数の和:1230039

約数の個数: 16

約数和(自身を含む): 177123456

約数和(自身を除く): 95941938

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 1230023, 2460046, 3690069, 7380138, 13530253, 27060506, 40590759, 81181518]

約数ペア:

[(1, 81181518), (2, 40590759), (3, 27060506), (6, 13530253), (11, 7380138), (22, 3690069), (33, 2460046), (66, 1230023)]