3847221

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{773}}^1$

素因数の和:865

約数の個数: 24

約数和(自身を含む): 6439680

約数和(自身を除く): 2592459

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 553, 711, 773, 1659, 2319, 4977, 5411, 6957, 16233, 48699, 61067, 183201, 427469, 549603, 1282407, 3847221]

約数ペア:

[(1, 3847221), (3, 1282407), (7, 549603), (9, 427469), (21, 183201), (63, 61067), (79, 48699), (237, 16233), (553, 6957), (711, 5411), (773, 4977), (1659, 2319)]