155044981

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 215986176

約数和(自身を除く): 60941195

約数列:

[1, 7, 13, 17, 31, 53, 61, 91, 119, 217, 221, 371, 403, 427, 527, 689, 793, 901, 1037, 1547, 1643, 1891, 2821, 3233, 3689, 4823, 5551, 6307, 6851, 7259, 11501, 11713, 13237, 13481, 21359, 22631, 24583, 27931, 32147, 42029, 47957, 54961, 81991, 94367, 100223, 149513, 172081, 195517, 225029, 294203, 363103, 384727, 417911, 701561, 714493, 1302899, 1703791, 2541721, 2925377, 5001451, 9120293, 11926537, 22149283, 155044981]

約数ペア:

[(1, 155044981), (7, 22149283), (13, 11926537), (17, 9120293), (31, 5001451), (53, 2925377), (61, 2541721), (91, 1703791), (119, 1302899), (217, 714493), (221, 701561), (371, 417911), (403, 384727), (427, 363103), (527, 294203), (689, 225029), (793, 195517), (901, 172081), (1037, 149513), (1547, 100223), (1643, 94367), (1891, 81991), (2821, 54961), (3233, 47957), (3689, 42029), (4823, 32147), (5551, 27931), (6307, 24583), (6851, 22631), (7259, 21359), (11501, 13481), (11713, 13237)]