22222185

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 36799488

約数和(自身を除く): 14577303

約数列:

[1, 3, 5, 15, 43, 129, 131, 215, 263, 393, 645, 655, 789, 1315, 1965, 3945, 5633, 11309, 16899, 28165, 33927, 34453, 56545, 84495, 103359, 169635, 172265, 516795, 1481479, 4444437, 7407395, 22222185]

約数ペア:

[(1, 22222185), (3, 7407395), (5, 4444437), (15, 1481479), (43, 516795), (129, 172265), (131, 169635), (215, 103359), (263, 84495), (393, 56545), (645, 34453), (655, 33927), (789, 28165), (1315, 16899), (1965, 11309), (3945, 5633)]