38427921

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{7349}}^1$

素因数の和:7445

約数の個数: 24

約数和(自身を含む): 64209600

約数和(自身を除く): 25781679

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 5229, 7349, 22047, 51443, 66141, 154329, 462987, 609967, 1829901, 4269769, 5489703, 12809307, 38427921]

約数ペア:

[(1, 38427921), (3, 12809307), (7, 5489703), (9, 4269769), (21, 1829901), (63, 609967), (83, 462987), (249, 154329), (581, 66141), (747, 51443), (1743, 22047), (5229, 7349)]