81878693

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{787}}^1$

素因数の和:1004

約数の個数: 16

約数和(自身を含む): 90550656

約数和(自身を除く): 8671963

約数列:

[1, 13, 53, 151, 689, 787, 1963, 8003, 10231, 41711, 104039, 118837, 542243, 1544881, 6298361, 81878693]

約数ペア:

[(1, 81878693), (13, 6298361), (53, 1544881), (151, 542243), (689, 118837), (787, 104039), (1963, 41711), (8003, 10231)]