31893105

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{691}}^1$

素因数の和:897

約数の個数: 32

約数和(自身を含む): 54407808

約数和(自身を除く): 22514703

約数列:

[1, 3, 5, 15, 17, 51, 85, 181, 255, 543, 691, 905, 2073, 2715, 3077, 3455, 9231, 10365, 11747, 15385, 35241, 46155, 58735, 125071, 176205, 375213, 625355, 1876065, 2126207, 6378621, 10631035, 31893105]

約数ペア:

[(1, 31893105), (3, 10631035), (5, 6378621), (15, 2126207), (17, 1876065), (51, 625355), (85, 375213), (181, 176205), (255, 125071), (543, 58735), (691, 46155), (905, 35241), (2073, 15385), (2715, 11747), (3077, 10365), (3455, 9231)]