2143444891

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{435571}}^1$

素因数の和:435634

約数の個数: 16

約数和(自身を含む): 2648277760

約数和(自身を除く): 504832869

約数列:

[1, 7, 19, 37, 133, 259, 703, 4921, 435571, 3048997, 8275849, 16116127, 57930943, 112812889, 306206413, 2143444891]

約数ペア:

[(1, 2143444891), (7, 306206413), (19, 112812889), (37, 57930943), (133, 16116127), (259, 8275849), (703, 3048997), (4921, 435571)]