426652809

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 685532160

約数和(自身を除く): 258879351

約数列:

[1, 3, 11, 19, 33, 37, 53, 57, 111, 159, 209, 347, 407, 583, 627, 703, 1007, 1041, 1221, 1749, 1961, 2109, 3021, 3817, 5883, 6593, 7733, 11077, 11451, 12839, 18391, 19779, 21571, 23199, 33231, 37259, 38517, 55173, 64713, 72523, 111777, 141229, 202301, 217569, 243941, 349429, 409849, 423687, 606903, 680467, 731823, 1048287, 1229547, 2041401, 2683351, 3843719, 7485137, 8050053, 11531157, 12928873, 22455411, 38786619, 142217603, 426652809]

約数ペア:

[(1, 426652809), (3, 142217603), (11, 38786619), (19, 22455411), (33, 12928873), (37, 11531157), (53, 8050053), (57, 7485137), (111, 3843719), (159, 2683351), (209, 2041401), (347, 1229547), (407, 1048287), (583, 731823), (627, 680467), (703, 606903), (1007, 423687), (1041, 409849), (1221, 349429), (1749, 243941), (1961, 217569), (2109, 202301), (3021, 141229), (3817, 111777), (5883, 72523), (6593, 64713), (7733, 55173), (11077, 38517), (11451, 37259), (12839, 33231), (18391, 23199), (19779, 21571)]