63640143

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{5581}}^1$

素因数の和:5775

約数の個数: 24

約数和(自身を含む): 105656096

約数和(自身を除く): 42015953

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 3801, 5581, 11403, 16743, 39067, 50229, 117201, 351603, 1010161, 3030483, 7071127, 9091449, 21213381, 63640143]

約数ペア:

[(1, 63640143), (3, 21213381), (7, 9091449), (9, 7071127), (21, 3030483), (63, 1010161), (181, 351603), (543, 117201), (1267, 50229), (1629, 39067), (3801, 16743), (5581, 11403)]