90173307

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{887}}^1$

素因数の和:1047

約数の個数: 32

約数和(自身を含む): 141852672

約数和(自身を除く): 51679365

約数列:

[1, 3, 7, 21, 47, 103, 141, 309, 329, 721, 887, 987, 2163, 2661, 4841, 6209, 14523, 18627, 33887, 41689, 91361, 101661, 125067, 274083, 291823, 639527, 875469, 1918581, 4293967, 12881901, 30057769, 90173307]

約数ペア:

[(1, 90173307), (3, 30057769), (7, 12881901), (21, 4293967), (47, 1918581), (103, 875469), (141, 639527), (309, 291823), (329, 274083), (721, 125067), (887, 101661), (987, 91361), (2163, 41689), (2661, 33887), (4841, 18627), (6209, 14523)]