2685555

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:385

約数の個数: 40

約数和(自身を含む): 5082000

約数和(自身を除く): 2396445

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 349, 405, 513, 855, 1047, 1539, 1745, 2565, 3141, 5235, 6631, 7695, 9423, 15705, 19893, 28269, 33155, 47115, 59679, 99465, 141345, 179037, 298395, 537111, 895185, 2685555]

約数ペア:

[(1, 2685555), (3, 895185), (5, 537111), (9, 298395), (15, 179037), (19, 141345), (27, 99465), (45, 59679), (57, 47115), (81, 33155), (95, 28269), (135, 19893), (171, 15705), (285, 9423), (349, 7695), (405, 6631), (513, 5235), (855, 3141), (1047, 2565), (1539, 1745)]