356472319

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{677}}^1$

素因数の和:847

約数の個数: 32

約数和(自身を含む): 445201920

約数和(自身を除く): 88729601

約数列:

[1, 7, 19, 37, 107, 133, 259, 677, 703, 749, 2033, 3959, 4739, 4921, 12863, 14231, 25049, 27713, 72439, 75221, 90041, 175343, 475931, 507073, 526547, 1376341, 2680243, 3331517, 9634387, 18761701, 50924617, 356472319]

約数ペア:

[(1, 356472319), (7, 50924617), (19, 18761701), (37, 9634387), (107, 3331517), (133, 2680243), (259, 1376341), (677, 526547), (703, 507073), (749, 475931), (2033, 175343), (3959, 90041), (4739, 75221), (4921, 72439), (12863, 27713), (14231, 25049)]