1881613286

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{856057}}^1$

素因数の和:856223

約数の個数: 16

約数和(自身を含む): 3246171936

約数和(自身を除く): 1364558650

約数列:

[1, 2, 7, 14, 157, 314, 1099, 2198, 856057, 1712114, 5992399, 11984798, 134400949, 268801898, 940806643, 1881613286]

約数ペア:

[(1, 1881613286), (2, 940806643), (7, 268801898), (14, 134400949), (157, 11984798), (314, 5992399), (1099, 1712114), (2198, 856057)]