39993751

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 48657024

約数和(自身を除く): 8663273

約数列:

[1, 7, 31, 49, 113, 217, 233, 791, 1519, 1631, 3503, 5537, 7223, 11417, 24521, 26329, 50561, 171647, 184303, 353927, 816199, 1290121, 5713393, 39993751]

約数ペア:

[(1, 39993751), (7, 5713393), (31, 1290121), (49, 816199), (113, 353927), (217, 184303), (233, 171647), (791, 50561), (1519, 26329), (1631, 24521), (3503, 11417), (5537, 7223)]