31907826

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{24967}}^1$

素因数の和:25046

約数の個数: 24

約数和(自身を含む): 70110144

約数和(自身を除く): 38202318

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 24967, 49934, 74901, 149802, 224703, 449406, 1772657, 3545314, 5317971, 10635942, 15953913, 31907826]

約数ペア:

[(1, 31907826), (2, 15953913), (3, 10635942), (6, 5317971), (9, 3545314), (18, 1772657), (71, 449406), (142, 224703), (213, 149802), (426, 74901), (639, 49934), (1278, 24967)]