291264985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{1193}}^1$

素因数の和:1425

約数の個数: 32

約数和(自身を含む): 400267008

約数和(自身を除く): 109002023

約数列:

[1, 5, 11, 23, 55, 115, 193, 253, 965, 1193, 1265, 2123, 4439, 5965, 10615, 13123, 22195, 27439, 48829, 65615, 137195, 230249, 244145, 301829, 1151245, 1509145, 2532739, 5295727, 12663695, 26478635, 58252997, 291264985]

約数ペア:

[(1, 291264985), (5, 58252997), (11, 26478635), (23, 12663695), (55, 5295727), (115, 2532739), (193, 1509145), (253, 1151245), (965, 301829), (1193, 244145), (1265, 230249), (2123, 137195), (4439, 65615), (5965, 48829), (10615, 27439), (13123, 22195)]