1211639

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:290

約数の個数: 16

約数和(自身を含む): 1468320

約数和(自身を除く): 256681

約数列:

[1, 11, 13, 37, 143, 229, 407, 481, 2519, 2977, 5291, 8473, 32747, 93203, 110149, 1211639]

約数ペア:

[(1, 1211639), (11, 110149), (13, 93203), (37, 32747), (143, 8473), (229, 5291), (407, 2977), (481, 2519)]