39921561

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{659}}^1$

素因数の和:845

約数の個数: 24

約数和(自身を含む): 59304960

約数和(自身を除く): 19383399

約数列:

[1, 3, 9, 53, 127, 159, 381, 477, 659, 1143, 1977, 5931, 6731, 20193, 34927, 60579, 83693, 104781, 251079, 314343, 753237, 4435729, 13307187, 39921561]

約数ペア:

[(1, 39921561), (3, 13307187), (9, 4435729), (53, 753237), (127, 314343), (159, 251079), (381, 104781), (477, 83693), (659, 60579), (1143, 34927), (1977, 20193), (5931, 6731)]