2985890684

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{679229}}^1$

素因数の和:679397

約数の個数: 24

約数和(自身を含む): 6009827040

約数和(自身を除く): 3023936356

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 679229, 1358458, 2716916, 4754603, 9509206, 19018412, 106638953, 213277906, 426555812, 746472671, 1492945342, 2985890684]

約数ペア:

[(1, 2985890684), (2, 1492945342), (4, 746472671), (7, 426555812), (14, 213277906), (28, 106638953), (157, 19018412), (314, 9509206), (628, 4754603), (1099, 2716916), (2198, 1358458), (4396, 679229)]