257200191

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2707}}^1$

素因数の和:2762

約数の個数: 48

約数和(自身を含む): 425827584

約数和(自身を除く): 168627393

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 207, 243, 391, 459, 621, 1173, 1377, 1863, 2707, 3519, 4131, 5589, 8121, 10557, 24363, 31671, 46019, 62261, 73089, 95013, 138057, 186783, 219267, 414171, 560349, 657801, 1058437, 1242513, 1681047, 3175311, 3727539, 5043141, 9525933, 11182617, 15129423, 28577799, 85733397, 257200191]

約数ペア:

[(1, 257200191), (3, 85733397), (9, 28577799), (17, 15129423), (23, 11182617), (27, 9525933), (51, 5043141), (69, 3727539), (81, 3175311), (153, 1681047), (207, 1242513), (243, 1058437), (391, 657801), (459, 560349), (621, 414171), (1173, 219267), (1377, 186783), (1863, 138057), (2707, 95013), (3519, 73089), (4131, 62261), (5589, 46019), (8121, 31671), (10557, 24363)]