138237764

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{67631}}^1$

素因数の和:67715

約数の個数: 24

約数和(自身を含む): 280267008

約数和(自身を除く): 142029244

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 67631, 135262, 270524, 473417, 946834, 1893668, 4937063, 9874126, 19748252, 34559441, 69118882, 138237764]

約数ペア:

[(1, 138237764), (2, 69118882), (4, 34559441), (7, 19748252), (14, 9874126), (28, 4937063), (73, 1893668), (146, 946834), (292, 473417), (511, 270524), (1022, 135262), (2044, 67631)]