81156824

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{33703}}^1$

素因数の和:33759

約数の個数: 32

約数和(自身を含む): 177957120

約数和(自身を除く): 96800296

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 33703, 67406, 134812, 235921, 269624, 471842, 943684, 1449229, 1887368, 2898458, 5796916, 10144603, 11593832, 20289206, 40578412, 81156824]

約数ペア:

[(1, 81156824), (2, 40578412), (4, 20289206), (7, 11593832), (8, 10144603), (14, 5796916), (28, 2898458), (43, 1887368), (56, 1449229), (86, 943684), (172, 471842), (301, 269624), (344, 235921), (602, 134812), (1204, 67406), (2408, 33703)]