211323175

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{283}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 319479552

約数和(自身を除く): 108156377

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 251, 283, 425, 595, 1255, 1415, 1757, 1981, 2975, 4267, 4811, 6275, 7075, 8785, 9905, 21335, 24055, 29869, 33677, 43925, 49525, 71033, 106675, 120275, 149345, 168385, 355165, 497231, 746725, 841925, 1207561, 1775825, 2486155, 6037805, 8452927, 12430775, 30189025, 42264635, 211323175]

約数ペア:

[(1, 211323175), (5, 42264635), (7, 30189025), (17, 12430775), (25, 8452927), (35, 6037805), (85, 2486155), (119, 1775825), (175, 1207561), (251, 841925), (283, 746725), (425, 497231), (595, 355165), (1255, 168385), (1415, 149345), (1757, 120275), (1981, 106675), (2975, 71033), (4267, 49525), (4811, 43925), (6275, 33677), (7075, 29869), (8785, 24055), (9905, 21335)]