287778483

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{647}}^1\times {\mathrm{677}}^1$

素因数の和:1403

約数の個数: 24

約数和(自身を含む): 422648928

約数和(自身を除く): 134870445

約数列:

[1, 3, 9, 73, 219, 647, 657, 677, 1941, 2031, 5823, 6093, 47231, 49421, 141693, 148263, 425079, 438019, 444789, 1314057, 3942171, 31975387, 95926161, 287778483]

約数ペア:

[(1, 287778483), (3, 95926161), (9, 31975387), (73, 3942171), (219, 1314057), (647, 444789), (657, 438019), (677, 425079), (1941, 148263), (2031, 141693), (5823, 49421), (6093, 47231)]