217793578

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{44249}}^1$

素因数の和:44381

約数の個数: 16

約数和(自身を含む): 344088000

約数和(自身を除く): 126294422

約数列:

[1, 2, 23, 46, 107, 214, 2461, 4922, 44249, 88498, 1017727, 2035454, 4734643, 9469286, 108896789, 217793578]

約数ペア:

[(1, 217793578), (2, 108896789), (23, 9469286), (46, 4734643), (107, 2035454), (214, 1017727), (2461, 88498), (4922, 44249)]