1687020358

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{157049}}^1$

素因数の和:157223

約数の個数: 16

約数和(自身を含む): 2612055600

約数和(自身を除く): 925035242

約数列:

[1, 2, 41, 82, 131, 262, 5371, 10742, 157049, 314098, 6439009, 12878018, 20573419, 41146838, 843510179, 1687020358]

約数ペア:

[(1, 1687020358), (2, 843510179), (41, 41146838), (82, 20573419), (131, 12878018), (262, 6439009), (5371, 314098), (10742, 157049)]