247531778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{1609}}^1$

素因数の和:1782

約数の個数: 32

約数和(自身を含む): 410859120

約数和(自身を除く): 163327342

約数列:

[1, 2, 13, 26, 61, 97, 122, 194, 793, 1261, 1586, 1609, 2522, 3218, 5917, 11834, 20917, 41834, 76921, 98149, 153842, 156073, 196298, 312146, 1275937, 2028949, 2551874, 4057898, 9520453, 19040906, 123765889, 247531778]

約数ペア:

[(1, 247531778), (2, 123765889), (13, 19040906), (26, 9520453), (61, 4057898), (97, 2551874), (122, 2028949), (194, 1275937), (793, 312146), (1261, 196298), (1586, 156073), (1609, 153842), (2522, 98149), (3218, 76921), (5917, 41834), (11834, 20917)]