28536222

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 68060160

約数和(自身を除く): 39523938

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 79, 143, 158, 237, 286, 421, 429, 474, 842, 858, 869, 1027, 1263, 1738, 2054, 2526, 2607, 3081, 4631, 5214, 5473, 6162, 9262, 10946, 11297, 13893, 16419, 22594, 27786, 32838, 33259, 33891, 60203, 66518, 67782, 99777, 120406, 180609, 199554, 361218, 365849, 432367, 731698, 864734, 1097547, 1297101, 2195094, 2594202, 4756037, 9512074, 14268111, 28536222]

約数ペア:

[(1, 28536222), (2, 14268111), (3, 9512074), (6, 4756037), (11, 2594202), (13, 2195094), (22, 1297101), (26, 1097547), (33, 864734), (39, 731698), (66, 432367), (78, 365849), (79, 361218), (143, 199554), (158, 180609), (237, 120406), (286, 99777), (421, 67782), (429, 66518), (474, 60203), (842, 33891), (858, 33259), (869, 32838), (1027, 27786), (1263, 22594), (1738, 16419), (2054, 13893), (2526, 11297), (2607, 10946), (3081, 9262), (4631, 6162), (5214, 5473)]