81666534

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{256813}}^1$

素因数の和:256871

約数の個数: 16

約数和(自身を含む): 166415472

約数和(自身を除く): 84748938

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 256813, 513626, 770439, 1540878, 13611089, 27222178, 40833267, 81666534]

約数ペア:

[(1, 81666534), (2, 40833267), (3, 27222178), (6, 13611089), (53, 1540878), (106, 770439), (159, 513626), (318, 256813)]