140647521

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{94331}}^1$

素因数の和:94412

約数の個数: 16

約数和(自身を含む): 217340928

約数和(自身を除く): 76693407

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 94331, 282993, 660317, 1980951, 6697501, 20092503, 46882507, 140647521]

約数ペア:

[(1, 140647521), (3, 46882507), (7, 20092503), (21, 6697501), (71, 1980951), (213, 660317), (497, 282993), (1491, 94331)]