81581793

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{37201}}^1$

素因数の和:37264

約数の個数: 16

約数和(自身を含む): 117855936

約数和(自身を除く): 36274143

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 37201, 111603, 632417, 1599643, 1897251, 4798929, 27193931, 81581793]

約数ペア:

[(1, 81581793), (3, 27193931), (17, 4798929), (43, 1897251), (51, 1599643), (129, 632417), (731, 111603), (2193, 37201)]