128662919

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{433}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 170989056

約数和(自身を除く): 42326137

約数列:

[1, 7, 11, 17, 77, 119, 187, 227, 433, 1309, 1589, 2497, 3031, 3859, 4763, 7361, 17479, 27013, 33341, 42449, 51527, 80971, 98291, 297143, 566797, 688037, 1081201, 1670947, 7568407, 11696629, 18380417, 128662919]

約数ペア:

[(1, 128662919), (7, 18380417), (11, 11696629), (17, 7568407), (77, 1670947), (119, 1081201), (187, 688037), (227, 566797), (433, 297143), (1309, 98291), (1589, 80971), (2497, 51527), (3031, 42449), (3859, 33341), (4763, 27013), (7361, 17479)]