861742007

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1\times {\mathrm{6271}}^1$

素因数の和:6638

約数の個数: 16

約数和(自身を含む): 1003118592

約数和(自身を除く): 141376585

約数列:

[1, 7, 67, 293, 469, 2051, 6271, 19631, 43897, 137417, 420157, 1837403, 2941099, 12861821, 123106001, 861742007]

約数ペア:

[(1, 861742007), (7, 123106001), (67, 12861821), (293, 2941099), (469, 1837403), (2051, 420157), (6271, 137417), (19631, 43897)]