27757485

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{9791}}^1$

素因数の和:9815

約数の個数: 40

約数和(自身を含む): 56871936

約数和(自身を除く): 29114451

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 9791, 29373, 48955, 68537, 88119, 146865, 205611, 264357, 342685, 440595, 616833, 793071, 1028055, 1321785, 1850499, 3084165, 3965355, 5551497, 9252495, 27757485]

約数ペア:

[(1, 27757485), (3, 9252495), (5, 5551497), (7, 3965355), (9, 3084165), (15, 1850499), (21, 1321785), (27, 1028055), (35, 793071), (45, 616833), (63, 440595), (81, 342685), (105, 264357), (135, 205611), (189, 146865), (315, 88119), (405, 68537), (567, 48955), (945, 29373), (2835, 9791)]