81697464

素因数分解:

$2^3\times 3^3\times {\mathrm{378229}}^1$

素因数の和:378244

約数の個数: 32

約数和(自身を含む): 226938000

約数和(自身を除く): 145240536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 378229, 756458, 1134687, 1512916, 2269374, 3025832, 3404061, 4538748, 6808122, 9077496, 10212183, 13616244, 20424366, 27232488, 40848732, 81697464]

約数ペア:

[(1, 81697464), (2, 40848732), (3, 27232488), (4, 20424366), (6, 13616244), (8, 10212183), (9, 9077496), (12, 6808122), (18, 4538748), (24, 3404061), (27, 3025832), (36, 2269374), (54, 1512916), (72, 1134687), (108, 756458), (216, 378229)]