261697216

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2927}}^1$

素因数の和:3077

約数の個数: 56

約数和(自身を含む): 571170816

約数和(自身を除く): 309473600

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 127, 176, 254, 352, 508, 704, 1016, 1397, 2032, 2794, 2927, 4064, 5588, 5854, 8128, 11176, 11708, 22352, 23416, 32197, 44704, 46832, 64394, 89408, 93664, 128788, 187328, 257576, 371729, 515152, 743458, 1030304, 1486916, 2060608, 2973832, 4089019, 5947664, 8178038, 11895328, 16356076, 23790656, 32712152, 65424304, 130848608, 261697216]

約数ペア:

[(1, 261697216), (2, 130848608), (4, 65424304), (8, 32712152), (11, 23790656), (16, 16356076), (22, 11895328), (32, 8178038), (44, 5947664), (64, 4089019), (88, 2973832), (127, 2060608), (176, 1486916), (254, 1030304), (352, 743458), (508, 515152), (704, 371729), (1016, 257576), (1397, 187328), (2032, 128788), (2794, 93664), (2927, 89408), (4064, 64394), (5588, 46832), (5854, 44704), (8128, 32197), (11176, 23416), (11708, 22352)]