207405745

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1\times {\mathrm{1447}}^1$

素因数の和:1824

約数の個数: 16

約数和(自身を含む): 252299520

約数和(自身を除く): 44893775

約数列:

[1, 5, 109, 263, 545, 1315, 1447, 7235, 28667, 143335, 157723, 380561, 788615, 1902805, 41481149, 207405745]

約数ペア:

[(1, 207405745), (5, 41481149), (109, 1902805), (263, 788615), (545, 380561), (1315, 157723), (1447, 143335), (7235, 28667)]