128895844

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{418493}}^1$

素因数の和:418515

約数の個数: 24

約数和(自身を含む): 281227968

約数和(自身を除く): 152332124

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 418493, 836986, 1673972, 2929451, 4603423, 5858902, 9206846, 11717804, 18413692, 32223961, 64447922, 128895844]

約数ペア:

[(1, 128895844), (2, 64447922), (4, 32223961), (7, 18413692), (11, 11717804), (14, 9206846), (22, 5858902), (28, 4603423), (44, 2929451), (77, 1673972), (154, 836986), (308, 418493)]