201118555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{919}}^1$

素因数の和:1131

約数の個数: 32

約数和(自身を含む): 276618240

約数和(自身を除く): 75499685

約数列:

[1, 5, 11, 23, 55, 115, 173, 253, 865, 919, 1265, 1903, 3979, 4595, 9515, 10109, 19895, 21137, 43769, 50545, 105685, 158987, 218845, 232507, 794935, 1162535, 1748857, 3656701, 8744285, 18283505, 40223711, 201118555]

約数ペア:

[(1, 201118555), (5, 40223711), (11, 18283505), (23, 8744285), (55, 3656701), (115, 1748857), (173, 1162535), (253, 794935), (865, 232507), (919, 218845), (1265, 158987), (1903, 105685), (3979, 50545), (4595, 43769), (9515, 21137), (10109, 19895)]