3971247

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 6566400

約数和(自身を除く): 2595153

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 269, 399, 703, 777, 807, 1883, 2109, 4921, 5111, 5649, 9953, 14763, 15333, 29859, 35777, 69671, 107331, 189107, 209013, 567321, 1323749, 3971247]

約数ペア:

[(1, 3971247), (3, 1323749), (7, 567321), (19, 209013), (21, 189107), (37, 107331), (57, 69671), (111, 35777), (133, 29859), (259, 15333), (269, 14763), (399, 9953), (703, 5649), (777, 5111), (807, 4921), (1883, 2109)]