217906934

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{4289}}^1$

素因数の和:4508

約数の個数: 32

約数和(自身を含む): 395366400

約数和(自身を除く): 177459466

約数列:

[1, 2, 7, 14, 19, 38, 133, 191, 266, 382, 1337, 2674, 3629, 4289, 7258, 8578, 25403, 30023, 50806, 60046, 81491, 162982, 570437, 819199, 1140874, 1638398, 5734393, 11468786, 15564781, 31129562, 108953467, 217906934]

約数ペア:

[(1, 217906934), (2, 108953467), (7, 31129562), (14, 15564781), (19, 11468786), (38, 5734393), (133, 1638398), (191, 1140874), (266, 819199), (382, 570437), (1337, 162982), (2674, 81491), (3629, 60046), (4289, 50806), (7258, 30023), (8578, 25403)]