201878341

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1\times {\mathrm{1123}}^1$

素因数の和:1612

約数の個数: 16

約数和(自身を含む): 235266688

約数和(自身を除く): 33388347

約数列:

[1, 7, 61, 421, 427, 1123, 2947, 7861, 25681, 68503, 179767, 472783, 479521, 3309481, 28839763, 201878341]

約数ペア:

[(1, 201878341), (7, 28839763), (61, 3309481), (421, 479521), (427, 472783), (1123, 179767), (2947, 68503), (7861, 25681)]