12975525

素因数分解:

$3^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 24403200

約数和(自身を除く): 11427675

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 135, 141, 225, 235, 409, 423, 675, 705, 1175, 1227, 1269, 2045, 2115, 3525, 3681, 6135, 6345, 10225, 10575, 11043, 18405, 19223, 30675, 31725, 55215, 57669, 92025, 96115, 173007, 276075, 288345, 480575, 519021, 865035, 1441725, 2595105, 4325175, 12975525]

約数ペア:

[(1, 12975525), (3, 4325175), (5, 2595105), (9, 1441725), (15, 865035), (25, 519021), (27, 480575), (45, 288345), (47, 276075), (75, 173007), (135, 96115), (141, 92025), (225, 57669), (235, 55215), (409, 31725), (423, 30675), (675, 19223), (705, 18405), (1175, 11043), (1227, 10575), (1269, 10225), (2045, 6345), (2115, 6135), (3525, 3681)]