81027657

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{151}}^1\times {\mathrm{547}}^1$

素因数の和:813

約数の個数: 24

約数和(自身を含む): 119113280

約数和(自身を除く): 38085623

約数列:

[1, 3, 9, 109, 151, 327, 453, 547, 981, 1359, 1641, 4923, 16459, 49377, 59623, 82597, 148131, 178869, 247791, 536607, 743373, 9003073, 27009219, 81027657]

約数ペア:

[(1, 81027657), (3, 27009219), (9, 9003073), (109, 743373), (151, 536607), (327, 247791), (453, 178869), (547, 148131), (981, 82597), (1359, 59623), (1641, 49377), (4923, 16459)]