39778857

素因数分解:

$3^5\times {\mathrm{313}}^1\times {\mathrm{523}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 59891104

約数和(自身を除く): 20112247

約数列:

[1, 3, 9, 27, 81, 243, 313, 523, 939, 1569, 2817, 4707, 8451, 14121, 25353, 42363, 76059, 127089, 163699, 491097, 1473291, 4419873, 13259619, 39778857]

約数ペア:

[(1, 39778857), (3, 13259619), (9, 4419873), (27, 1473291), (81, 491097), (243, 163699), (313, 127089), (523, 76059), (939, 42363), (1569, 25353), (2817, 14121), (4707, 8451)]