131028884

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{203461}}^1$

素因数の和:203495

約数の個数: 24

約数和(自身を含む): 273452928

約数和(自身を除く): 142424044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 203461, 406922, 813844, 1424227, 2848454, 4679603, 5696908, 9359206, 18718412, 32757221, 65514442, 131028884]

約数ペア:

[(1, 131028884), (2, 65514442), (4, 32757221), (7, 18718412), (14, 9359206), (23, 5696908), (28, 4679603), (46, 2848454), (92, 1424227), (161, 813844), (322, 406922), (644, 203461)]