3977874

素因数分解:

$2^1\times 3^2\times {\mathrm{223}}^1\times {\mathrm{991}}^1$

素因数の和:1222

約数の個数: 24

約数和(自身を含む): 8666112

約数和(自身を除く): 4688238

約数列:

[1, 2, 3, 6, 9, 18, 223, 446, 669, 991, 1338, 1982, 2007, 2973, 4014, 5946, 8919, 17838, 220993, 441986, 662979, 1325958, 1988937, 3977874]

約数ペア:

[(1, 3977874), (2, 1988937), (3, 1325958), (6, 662979), (9, 441986), (18, 220993), (223, 17838), (446, 8919), (669, 5946), (991, 4014), (1338, 2973), (1982, 2007)]