261473798

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1973}}^1$

素因数の和:2108

約数の個数: 32

約数和(自身を含む): 425246976

約数和(自身を除く): 163773178

約数列:

[1, 2, 23, 43, 46, 67, 86, 134, 989, 1541, 1973, 1978, 2881, 3082, 3946, 5762, 45379, 66263, 84839, 90758, 132191, 132526, 169678, 264382, 1951297, 3040393, 3902594, 5684213, 6080786, 11368426, 130736899, 261473798]

約数ペア:

[(1, 261473798), (2, 130736899), (23, 11368426), (43, 6080786), (46, 5684213), (67, 3902594), (86, 3040393), (134, 1951297), (989, 264382), (1541, 169678), (1973, 132526), (1978, 132191), (2881, 90758), (3082, 84839), (3946, 66263), (5762, 45379)]