125978377

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 154091520

約数和(自身を除く): 28113143

約数列:

[1, 7, 37, 47, 79, 131, 259, 329, 553, 917, 1739, 2923, 3713, 4847, 6157, 10349, 12173, 20461, 25991, 33929, 43099, 72443, 137381, 227809, 382913, 486403, 961667, 1594663, 2680391, 3404821, 17996911, 125978377]

約数ペア:

[(1, 125978377), (7, 17996911), (37, 3404821), (47, 2680391), (79, 1594663), (131, 961667), (259, 486403), (329, 382913), (553, 227809), (917, 137381), (1739, 72443), (2923, 43099), (3713, 33929), (4847, 25991), (6157, 20461), (10349, 12173)]