31281105

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2011}}^1$

素因数の和:2097

約数の個数: 32

約数和(自身を含む): 53889408

約数和(自身を除く): 22608303

約数列:

[1, 3, 5, 15, 17, 51, 61, 85, 183, 255, 305, 915, 1037, 2011, 3111, 5185, 6033, 10055, 15555, 30165, 34187, 102561, 122671, 170935, 368013, 512805, 613355, 1840065, 2085407, 6256221, 10427035, 31281105]

約数ペア:

[(1, 31281105), (3, 10427035), (5, 6256221), (15, 2085407), (17, 1840065), (51, 613355), (61, 512805), (85, 368013), (183, 170935), (255, 122671), (305, 102561), (915, 34187), (1037, 30165), (2011, 15555), (3111, 10055), (5185, 6033)]