51103845

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{787}}^1$

素因数の和:851

約数の個数: 64

約数和(自身を含む): 100611840

約数和(自身を除く): 49507995

約数列:

[1, 3, 5, 9, 13, 15, 27, 37, 39, 45, 65, 111, 117, 135, 185, 195, 333, 351, 481, 555, 585, 787, 999, 1443, 1665, 1755, 2361, 2405, 3935, 4329, 4995, 7083, 7215, 10231, 11805, 12987, 21249, 21645, 29119, 30693, 35415, 51155, 64935, 87357, 92079, 106245, 145595, 153465, 262071, 276237, 378547, 436785, 460395, 786213, 1135641, 1310355, 1381185, 1892735, 3406923, 3931065, 5678205, 10220769, 17034615, 51103845]

約数ペア:

[(1, 51103845), (3, 17034615), (5, 10220769), (9, 5678205), (13, 3931065), (15, 3406923), (27, 1892735), (37, 1381185), (39, 1310355), (45, 1135641), (65, 786213), (111, 460395), (117, 436785), (135, 378547), (185, 276237), (195, 262071), (333, 153465), (351, 145595), (481, 106245), (555, 92079), (585, 87357), (787, 64935), (999, 51155), (1443, 35415), (1665, 30693), (1755, 29119), (2361, 21645), (2405, 21249), (3935, 12987), (4329, 11805), (4995, 10231), (7083, 7215)]