2007497947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{241}}^1\times {\mathrm{383}}^1$

素因数の和:883

約数の個数: 32

約数和(自身を含む): 2497904640

約数和(自身を除く): 490406693

約数列:

[1, 7, 13, 91, 239, 241, 383, 1673, 1687, 2681, 3107, 3133, 4979, 21749, 21931, 34853, 57599, 91537, 92303, 403193, 640759, 646121, 748787, 1189981, 1199939, 5241509, 8329867, 8399573, 22060417, 154422919, 286785421, 2007497947]

約数ペア:

[(1, 2007497947), (7, 286785421), (13, 154422919), (91, 22060417), (239, 8399573), (241, 8329867), (383, 5241509), (1673, 1199939), (1687, 1189981), (2681, 748787), (3107, 646121), (3133, 640759), (4979, 403193), (21749, 92303), (21931, 91537), (34853, 57599)]