15801213

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1$

素因数の和:816

約数の個数: 16

約数和(自身を含む): 21585920

約数和(自身を除く): 5784707

約数列:

[1, 3, 67, 127, 201, 381, 619, 1857, 8509, 25527, 41473, 78613, 124419, 235839, 5267071, 15801213]

約数ペア:

[(1, 15801213), (3, 5267071), (67, 235839), (127, 124419), (201, 78613), (381, 41473), (619, 25527), (1857, 8509)]