81506068

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{93901}}^1$

素因数の和:93943

約数の個数: 24

約数和(自身を含む): 168272384

約数和(自身を除く): 86766316

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 93901, 187802, 375604, 657307, 1314614, 2629228, 2910931, 5821862, 11643724, 20376517, 40753034, 81506068]

約数ペア:

[(1, 81506068), (2, 40753034), (4, 20376517), (7, 11643724), (14, 5821862), (28, 2910931), (31, 2629228), (62, 1314614), (124, 657307), (217, 375604), (434, 187802), (868, 93901)]