200905859

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{193}}^1\times {\mathrm{1229}}^1$

素因数の和:1451

約数の個数: 24

約数和(自身を含む): 253891680

約数和(自身を除く): 52985821

約数列:

[1, 7, 11, 77, 121, 193, 847, 1229, 1351, 2123, 8603, 13519, 14861, 23353, 94633, 148709, 163471, 237197, 1040963, 1660379, 2609167, 18264169, 28700837, 200905859]

約数ペア:

[(1, 200905859), (7, 28700837), (11, 18264169), (77, 2609167), (121, 1660379), (193, 1040963), (847, 237197), (1229, 163471), (1351, 148709), (2123, 94633), (8603, 23353), (13519, 14861)]