128876164

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{27799}}^1$

素因数の和:27883

約数の個数: 24

約数和(自身を含む): 241304000

約数和(自身を除く): 112427836

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4636, 27799, 55598, 111196, 528181, 1056362, 1695739, 2112724, 3391478, 6782956, 32219041, 64438082, 128876164]

約数ペア:

[(1, 128876164), (2, 64438082), (4, 32219041), (19, 6782956), (38, 3391478), (61, 2112724), (76, 1695739), (122, 1056362), (244, 528181), (1159, 111196), (2318, 55598), (4636, 27799)]