187938205

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{1303}}^1$

素因数の和:1645

約数の個数: 32

約数和(自身を含む): 278659584

約数和(自身を除く): 90721379

約数列:

[1, 5, 7, 13, 35, 65, 91, 317, 455, 1303, 1585, 2219, 4121, 6515, 9121, 11095, 16939, 20605, 28847, 45605, 84695, 118573, 144235, 413051, 592865, 2065255, 2891357, 5369663, 14456785, 26848315, 37587641, 187938205]

約数ペア:

[(1, 187938205), (5, 37587641), (7, 26848315), (13, 14456785), (35, 5369663), (65, 2891357), (91, 2065255), (317, 592865), (455, 413051), (1303, 144235), (1585, 118573), (2219, 84695), (4121, 45605), (6515, 28847), (9121, 20605), (11095, 16939)]