81989886

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1242271}}^1$

素因数の和:1242287

約数の個数: 16

約数和(自身を含む): 178887168

約数和(自身を除く): 96897282

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 1242271, 2484542, 3726813, 7453626, 13664981, 27329962, 40994943, 81989886]

約数ペア:

[(1, 81989886), (2, 40994943), (3, 27329962), (6, 13664981), (11, 7453626), (22, 3726813), (33, 2484542), (66, 1242271)]