811021897

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{811}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 999864320

約数和(自身を除く): 188842423

約数列:

[1, 7, 19, 73, 103, 133, 511, 721, 811, 1387, 1957, 5677, 7519, 9709, 13699, 15409, 52633, 59203, 83533, 107863, 142861, 414421, 584731, 1000027, 1124857, 1587127, 6097909, 7873999, 11109889, 42685363, 115860271, 811021897]

約数ペア:

[(1, 811021897), (7, 115860271), (19, 42685363), (73, 11109889), (103, 7873999), (133, 6097909), (511, 1587127), (721, 1124857), (811, 1000027), (1387, 584731), (1957, 414421), (5677, 142861), (7519, 107863), (9709, 83533), (13699, 59203), (15409, 52633)]