138790136

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{8377}}^1$

素因数の和:8511

約数の個数: 32

約数和(自身を含む): 276474000

約数和(自身を除く): 137683864

約数列:

[1, 2, 4, 8, 19, 38, 76, 109, 152, 218, 436, 872, 2071, 4142, 8284, 8377, 16568, 16754, 33508, 67016, 159163, 318326, 636652, 913093, 1273304, 1826186, 3652372, 7304744, 17348767, 34697534, 69395068, 138790136]

約数ペア:

[(1, 138790136), (2, 69395068), (4, 34697534), (8, 17348767), (19, 7304744), (38, 3652372), (76, 1826186), (109, 1273304), (152, 913093), (218, 636652), (436, 318326), (872, 159163), (2071, 67016), (4142, 33508), (8284, 16754), (8377, 16568)]