126840272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{609809}}^1$

素因数の和:609830

約数の個数: 20

約数和(自身を含む): 264657540

約数和(自身を除く): 137817268

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 609809, 1219618, 2439236, 4878472, 7927517, 9756944, 15855034, 31710068, 63420136, 126840272]

約数ペア:

[(1, 126840272), (2, 63420136), (4, 31710068), (8, 15855034), (13, 9756944), (16, 7927517), (26, 4878472), (52, 2439236), (104, 1219618), (208, 609809)]