77820417

素因数分解:

$3^2\times {\mathrm{151}}^1\times {\mathrm{173}}^1\times {\mathrm{331}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 114149568

約数和(自身を除く): 36329151

約数列:

[1, 3, 9, 151, 173, 331, 453, 519, 993, 1359, 1557, 2979, 26123, 49981, 57263, 78369, 149943, 171789, 235107, 449829, 515367, 8646713, 25940139, 77820417]

約数ペア:

[(1, 77820417), (3, 25940139), (9, 8646713), (151, 515367), (173, 449829), (331, 235107), (453, 171789), (519, 149943), (993, 78369), (1359, 57263), (1557, 49981), (2979, 26123)]