68621839

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1543}}^1$

素因数の和:1878

約数の個数: 16

約数和(自身を含む): 80930304

約数和(自身を除く): 12308465

約数列:

[1, 11, 13, 143, 311, 1543, 3421, 4043, 16973, 20059, 44473, 220649, 479873, 5278603, 6238349, 68621839]

約数ペア:

[(1, 68621839), (11, 6238349), (13, 5278603), (143, 479873), (311, 220649), (1543, 44473), (3421, 20059), (4043, 16973)]