64187874

素因数分解:

$2^1\times 3^2\times {\mathrm{223}}^1\times {\mathrm{15991}}^1$

素因数の和:16222

約数の個数: 24

約数和(自身を含む): 139706112

約数和(自身を除く): 75518238

約数列:

[1, 2, 3, 6, 9, 18, 223, 446, 669, 1338, 2007, 4014, 15991, 31982, 47973, 95946, 143919, 287838, 3565993, 7131986, 10697979, 21395958, 32093937, 64187874]

約数ペア:

[(1, 64187874), (2, 32093937), (3, 21395958), (6, 10697979), (9, 7131986), (18, 3565993), (223, 287838), (446, 143919), (669, 95946), (1338, 47973), (2007, 31982), (4014, 15991)]