85820812

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{278639}}^1$

素因数の和:278661

約数の個数: 24

約数和(自身を含む): 187246080

約数和(自身を除く): 101425268

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 278639, 557278, 1114556, 1950473, 3065029, 3900946, 6130058, 7801892, 12260116, 21455203, 42910406, 85820812]

約数ペア:

[(1, 85820812), (2, 42910406), (4, 21455203), (7, 12260116), (11, 7801892), (14, 6130058), (22, 3900946), (28, 3065029), (44, 1950473), (77, 1114556), (154, 557278), (308, 278639)]