39801321

素因数分解:

$3^3\times 7^1\times {\mathrm{251}}^1\times {\mathrm{839}}^1$

素因数の和:1106

約数の個数: 32

約数和(自身を含む): 67737600

約数和(自身を除く): 27936279

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 251, 753, 839, 1757, 2259, 2517, 5271, 5873, 6777, 7551, 15813, 17619, 22653, 47439, 52857, 158571, 210589, 631767, 1474123, 1895301, 4422369, 5685903, 13267107, 39801321]

約数ペア:

[(1, 39801321), (3, 13267107), (7, 5685903), (9, 4422369), (21, 1895301), (27, 1474123), (63, 631767), (189, 210589), (251, 158571), (753, 52857), (839, 47439), (1757, 22653), (2259, 17619), (2517, 15813), (5271, 7551), (5873, 6777)]