381581330459

素因数分解:

$7^3\times {\mathrm{109}}^1\times {\mathrm{10206257}}^1$

素因数の和:10206387

約数の個数: 16

約数和(自身を含む): 449075352000

約数和(自身を除く): 67494021541

約数列:

[1, 7, 49, 109, 343, 763, 5341, 37387, 10206257, 71443799, 500106593, 1112482013, 3500746151, 7787374091, 54511618637, 381581330459]

約数ペア:

[(1, 381581330459), (7, 54511618637), (49, 7787374091), (109, 3500746151), (343, 1112482013), (763, 500106593), (5341, 71443799), (37387, 10206257)]