201728812

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{8893}}^1$

素因数の和:9057

約数の個数: 24

約数和(自身を含む): 363088656

約数和(自身を除く): 161359844

約数列:

[1, 2, 4, 53, 106, 107, 212, 214, 428, 5671, 8893, 11342, 17786, 22684, 35572, 471329, 942658, 951551, 1885316, 1903102, 3806204, 50432203, 100864406, 201728812]

約数ペア:

[(1, 201728812), (2, 100864406), (4, 50432203), (53, 3806204), (106, 1903102), (107, 1885316), (212, 951551), (214, 942658), (428, 471329), (5671, 35572), (8893, 22684), (11342, 17786)]