257130542559

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{7879}}^1\times {\mathrm{988937}}^1$

素因数の和:996830

約数の個数: 16

約数和(自身を含む): 374055909120

約数和(自身を除く): 116925366561

約数列:

[1, 3, 11, 33, 7879, 23637, 86669, 260007, 988937, 2966811, 10878307, 32634921, 7791834623, 23375503869, 85710180853, 257130542559]

約数ペア:

[(1, 257130542559), (3, 85710180853), (11, 23375503869), (33, 7791834623), (7879, 32634921), (23637, 10878307), (86669, 2966811), (260007, 988937)]