68616392

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21283}}^1$

素因数の和:21333

約数の個数: 32

約数和(自身を含む): 143028480

約数和(自身を除く): 74412088

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 21283, 42566, 85132, 170264, 276679, 553358, 659773, 1106716, 1319546, 2213432, 2639092, 5278184, 8577049, 17154098, 34308196, 68616392]

約数ペア:

[(1, 68616392), (2, 34308196), (4, 17154098), (8, 8577049), (13, 5278184), (26, 2639092), (31, 2213432), (52, 1319546), (62, 1106716), (104, 659773), (124, 553358), (248, 276679), (403, 170264), (806, 85132), (1612, 42566), (3224, 21283)]