1555386421

素因数分解:

${\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1\times {\mathrm{509}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 1595704320

約数和(自身を除く): 40317899

約数列:

[1, 71, 193, 223, 509, 13703, 15833, 36139, 43039, 98237, 113507, 3055769, 6974827, 8058997, 21906851, 1555386421]

約数ペア:

[(1, 1555386421), (71, 21906851), (193, 8058997), (223, 6974827), (509, 3055769), (13703, 113507), (15833, 98237), (36139, 43039)]