128412774

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{3079}}^1$

素因数の和:3425

約数の個数: 48

約数和(自身を含む): 319038720

約数和(自身を除く): 190625946

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 331, 662, 993, 1986, 2317, 2979, 3079, 4634, 5958, 6158, 6951, 9237, 13902, 18474, 20853, 21553, 27711, 41706, 43106, 55422, 64659, 129318, 193977, 387954, 1019149, 2038298, 3057447, 6114894, 7134043, 9172341, 14268086, 18344682, 21402129, 42804258, 64206387, 128412774]

約数ペア:

[(1, 128412774), (2, 64206387), (3, 42804258), (6, 21402129), (7, 18344682), (9, 14268086), (14, 9172341), (18, 7134043), (21, 6114894), (42, 3057447), (63, 2038298), (126, 1019149), (331, 387954), (662, 193977), (993, 129318), (1986, 64659), (2317, 55422), (2979, 43106), (3079, 41706), (4634, 27711), (5958, 21553), (6158, 20853), (6951, 18474), (9237, 13902)]