690746836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{428503}}^1$

素因数の和:428551

約数の個数: 24

約数和(自身を含む): 1343788544

約数和(自身を除く): 653041708

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 428503, 857006, 1714012, 5570539, 11141078, 13283593, 22282156, 26567186, 53134372, 172686709, 345373418, 690746836]

約数ペア:

[(1, 690746836), (2, 345373418), (4, 172686709), (13, 53134372), (26, 26567186), (31, 22282156), (52, 13283593), (62, 11141078), (124, 5570539), (403, 1714012), (806, 857006), (1612, 428503)]