81595164

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{971371}}^1$

素因数の和:971385

約数の個数: 24

約数和(自身を含む): 217587328

約数和(自身を除く): 135992164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 971371, 1942742, 2914113, 3885484, 5828226, 6799597, 11656452, 13599194, 20398791, 27198388, 40797582, 81595164]

約数ペア:

[(1, 81595164), (2, 40797582), (3, 27198388), (4, 20398791), (6, 13599194), (7, 11656452), (12, 6799597), (14, 5828226), (21, 3885484), (28, 2914113), (42, 1942742), (84, 971371)]