855255

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:135

約数の個数: 32

約数和(自身を含む): 1488384

約数和(自身を除く): 633129

約数列:

[1, 3, 5, 15, 23, 37, 67, 69, 111, 115, 185, 201, 335, 345, 555, 851, 1005, 1541, 2479, 2553, 4255, 4623, 7437, 7705, 12395, 12765, 23115, 37185, 57017, 171051, 285085, 855255]

約数ペア:

[(1, 855255), (3, 285085), (5, 171051), (15, 57017), (23, 37185), (37, 23115), (67, 12765), (69, 12395), (111, 7705), (115, 7437), (185, 4623), (201, 4255), (335, 2553), (345, 2479), (555, 1541), (851, 1005)]