40304439

素因数分解:

$3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1993}}^1$

素因数の和:2116

約数の個数: 32

約数和(自身を含む): 68912640

約数和(自身を除く): 28608201

約数列:

[1, 3, 7, 9, 21, 27, 63, 107, 189, 321, 749, 963, 1993, 2247, 2889, 5979, 6741, 13951, 17937, 20223, 41853, 53811, 125559, 213251, 376677, 639753, 1492757, 1919259, 4478271, 5757777, 13434813, 40304439]

約数ペア:

[(1, 40304439), (3, 13434813), (7, 5757777), (9, 4478271), (21, 1919259), (27, 1492757), (63, 639753), (107, 376677), (189, 213251), (321, 125559), (749, 53811), (963, 41853), (1993, 20223), (2247, 17937), (2889, 13951), (5979, 6741)]