12659842

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 21450240

約数和(自身を除く): 8790398

約数列:

[1, 2, 13, 26, 31, 62, 113, 139, 226, 278, 403, 806, 1469, 1807, 2938, 3503, 3614, 4309, 7006, 8618, 15707, 31414, 45539, 56017, 91078, 112034, 204191, 408382, 486917, 973834, 6329921, 12659842]

約数ペア:

[(1, 12659842), (2, 6329921), (13, 973834), (26, 486917), (31, 408382), (62, 204191), (113, 112034), (139, 91078), (226, 56017), (278, 45539), (403, 31414), (806, 15707), (1469, 8618), (1807, 7006), (2938, 4309), (3503, 3614)]