278380366

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{2857}}^1$

素因数の和:3016

約数の個数: 32

約数和(自身を含む): 470815488

約数和(自身を除く): 192435122

約数列:

[1, 2, 11, 22, 43, 86, 103, 206, 473, 946, 1133, 2266, 2857, 4429, 5714, 8858, 31427, 48719, 62854, 97438, 122851, 245702, 294271, 588542, 1351361, 2702722, 3236981, 6473962, 12653653, 25307306, 139190183, 278380366]

約数ペア:

[(1, 278380366), (2, 139190183), (11, 25307306), (22, 12653653), (43, 6473962), (86, 3236981), (103, 2702722), (206, 1351361), (473, 588542), (946, 294271), (1133, 245702), (2266, 122851), (2857, 97438), (4429, 62854), (5714, 48719), (8858, 31427)]