90998439

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{13171}}^1$

素因数の和:13235

約数の個数: 24

約数和(自身を含む): 144154368

約数和(自身を除く): 53155929

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 6909, 13171, 39513, 92197, 276591, 619037, 645379, 1857111, 1936137, 4333259, 12999777, 30332813, 90998439]

約数ペア:

[(1, 90998439), (3, 30332813), (7, 12999777), (21, 4333259), (47, 1936137), (49, 1857111), (141, 645379), (147, 619037), (329, 276591), (987, 92197), (2303, 39513), (6909, 13171)]