81353718

素因数分解:

$2^1\times 3^2\times {\mathrm{2111}}^1\times {\mathrm{2141}}^1$

素因数の和:4260

約数の個数: 24

約数和(自身を含む): 176432256

約数和(自身を除く): 95078538

約数列:

[1, 2, 3, 6, 9, 18, 2111, 2141, 4222, 4282, 6333, 6423, 12666, 12846, 18999, 19269, 37998, 38538, 4519651, 9039302, 13558953, 27117906, 40676859, 81353718]

約数ペア:

[(1, 81353718), (2, 40676859), (3, 27117906), (6, 13558953), (9, 9039302), (18, 4519651), (2111, 38538), (2141, 37998), (4222, 19269), (4282, 18999), (6333, 12846), (6423, 12666)]