128218314

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{277}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 299759616

約数和(自身を除く): 171541302

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 107, 206, 214, 277, 309, 321, 554, 618, 642, 721, 749, 831, 1442, 1498, 1662, 1939, 2163, 2247, 3878, 4326, 4494, 5817, 11021, 11634, 22042, 28531, 29639, 33063, 57062, 59278, 66126, 77147, 85593, 88917, 154294, 171186, 177834, 199717, 207473, 231441, 399434, 414946, 462882, 599151, 622419, 1198302, 1244838, 3052817, 6105634, 9158451, 18316902, 21369719, 42739438, 64109157, 128218314]

約数ペア:

[(1, 128218314), (2, 64109157), (3, 42739438), (6, 21369719), (7, 18316902), (14, 9158451), (21, 6105634), (42, 3052817), (103, 1244838), (107, 1198302), (206, 622419), (214, 599151), (277, 462882), (309, 414946), (321, 399434), (554, 231441), (618, 207473), (642, 199717), (721, 177834), (749, 171186), (831, 154294), (1442, 88917), (1498, 85593), (1662, 77147), (1939, 66126), (2163, 59278), (2247, 57062), (3878, 33063), (4326, 29639), (4494, 28531), (5817, 22042), (11021, 11634)]