64809729

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{9851}}^1$

素因数の和:9917

約数の個数: 24

約数和(自身を含む): 101436192

約数和(自身を除く): 36626463

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 6579, 9851, 29553, 88659, 167467, 423593, 502401, 1270779, 1507203, 3812337, 7201081, 21603243, 64809729]

約数ペア:

[(1, 64809729), (3, 21603243), (9, 7201081), (17, 3812337), (43, 1507203), (51, 1270779), (129, 502401), (153, 423593), (387, 167467), (731, 88659), (2193, 29553), (6579, 9851)]