40317921

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{5981}}^1$

素因数の和:6101

約数の個数: 24

約数和(自身を含む): 67189824

約数和(自身を除く): 26871903

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 5981, 6741, 17943, 41867, 53829, 125601, 376803, 639967, 1919901, 4479769, 5759703, 13439307, 40317921]

約数ペア:

[(1, 40317921), (3, 13439307), (7, 5759703), (9, 4479769), (21, 1919901), (63, 639967), (107, 376803), (321, 125601), (749, 53829), (963, 41867), (2247, 17943), (5981, 6741)]