20130525

素因数分解:

$3^4\times 5^2\times {\mathrm{9941}}^1$

素因数の和:9963

約数の個数: 30

約数和(自身を含む): 37292442

約数和(自身を除く): 17161917

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 9941, 29823, 49705, 89469, 149115, 248525, 268407, 447345, 745575, 805221, 1342035, 2236725, 4026105, 6710175, 20130525]

約数ペア:

[(1, 20130525), (3, 6710175), (5, 4026105), (9, 2236725), (15, 1342035), (25, 805221), (27, 745575), (45, 447345), (75, 268407), (81, 248525), (135, 149115), (225, 89469), (405, 49705), (675, 29823), (2025, 9941)]