31505956

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{353}}^1\times {\mathrm{421}}^1$

素因数の和:831

約数の個数: 24

約数和(自身を含む): 56468664

約数和(自身を除く): 24962708

約数列:

[1, 2, 4, 53, 106, 212, 353, 421, 706, 842, 1412, 1684, 18709, 22313, 37418, 44626, 74836, 89252, 148613, 297226, 594452, 7876489, 15752978, 31505956]

約数ペア:

[(1, 31505956), (2, 15752978), (4, 7876489), (53, 594452), (106, 297226), (212, 148613), (353, 89252), (421, 74836), (706, 44626), (842, 37418), (1412, 22313), (1684, 18709)]