681268047

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{9631}}^1$

素因数の和:9743

約数の個数: 32

約数和(自身を含む): 1026385920

約数和(自身を除く): 345117873

約数列:

[1, 3, 17, 19, 51, 57, 73, 219, 323, 969, 1241, 1387, 3723, 4161, 9631, 23579, 28893, 70737, 163727, 182989, 491181, 548967, 703063, 2109189, 3110813, 9332439, 11952071, 13358197, 35856213, 40074591, 227089349, 681268047]

約数ペア:

[(1, 681268047), (3, 227089349), (17, 40074591), (19, 35856213), (51, 13358197), (57, 11952071), (73, 9332439), (219, 3110813), (323, 2109189), (969, 703063), (1241, 548967), (1387, 491181), (3723, 182989), (4161, 163727), (9631, 70737), (23579, 28893)]