27531855

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2477}}^1$

素因数の和:2520

約数の個数: 48

約数和(自身を含む): 54119520

約数和(自身を除く): 26587665

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 285, 585, 741, 855, 1235, 2223, 2477, 3705, 7431, 11115, 12385, 22293, 32201, 37155, 47063, 96603, 111465, 141189, 161005, 235315, 289809, 423567, 483015, 611819, 705945, 1449045, 1835457, 2117835, 3059095, 5506371, 9177285, 27531855]

約数ペア:

[(1, 27531855), (3, 9177285), (5, 5506371), (9, 3059095), (13, 2117835), (15, 1835457), (19, 1449045), (39, 705945), (45, 611819), (57, 483015), (65, 423567), (95, 289809), (117, 235315), (171, 161005), (195, 141189), (247, 111465), (285, 96603), (585, 47063), (741, 37155), (855, 32201), (1235, 22293), (2223, 12385), (2477, 11115), (3705, 7431)]