201615555

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{2027}}^1$

素因数の和:2403

約数の個数: 32

約数和(自身を含む): 340704000

約数和(自身を除く): 139088445

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 349, 1047, 1745, 2027, 5235, 6081, 6631, 10135, 19893, 30405, 33155, 38513, 99465, 115539, 192565, 577695, 707423, 2122269, 3537115, 10611345, 13441037, 40323111, 67205185, 201615555]

約数ペア:

[(1, 201615555), (3, 67205185), (5, 40323111), (15, 13441037), (19, 10611345), (57, 3537115), (95, 2122269), (285, 707423), (349, 577695), (1047, 192565), (1745, 115539), (2027, 99465), (5235, 38513), (6081, 33155), (6631, 30405), (10135, 19893)]