68284028

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{191}}^1\times {\mathrm{643}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 121175040

約数和(自身を除く): 52891012

約数列:

[1, 2, 4, 139, 191, 278, 382, 556, 643, 764, 1286, 2572, 26549, 53098, 89377, 106196, 122813, 178754, 245626, 357508, 491252, 17071007, 34142014, 68284028]

約数ペア:

[(1, 68284028), (2, 34142014), (4, 17071007), (139, 491252), (191, 357508), (278, 245626), (382, 178754), (556, 122813), (643, 106196), (764, 89377), (1286, 53098), (2572, 26549)]