81477872

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42793}}^1$

素因数の和:42825

約数の個数: 40

約数和(自身を含む): 191032416

約数和(自身を除く): 109554544

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 42793, 85586, 171172, 299551, 342344, 599102, 684688, 727481, 1198204, 1454962, 2396408, 2909924, 4792816, 5092367, 5819848, 10184734, 11639696, 20369468, 40738936, 81477872]

約数ペア:

[(1, 81477872), (2, 40738936), (4, 20369468), (7, 11639696), (8, 10184734), (14, 5819848), (16, 5092367), (17, 4792816), (28, 2909924), (34, 2396408), (56, 1454962), (68, 1198204), (112, 727481), (119, 684688), (136, 599102), (238, 342344), (272, 299551), (476, 171172), (952, 85586), (1904, 42793)]