2011103775

素因数分解:

$3^3\times 5^2\times {\mathrm{349}}^1\times {\mathrm{8537}}^1$

素因数の和:8905

約数の個数: 48

約数和(自身を含む): 3705492000

約数和(自身を除く): 1694388225

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 349, 675, 1047, 1745, 3141, 5235, 8537, 8725, 9423, 15705, 25611, 26175, 42685, 47115, 76833, 78525, 128055, 213425, 230499, 235575, 384165, 640275, 1152495, 1920825, 2979413, 5762475, 8938239, 14897065, 26814717, 44691195, 74485325, 80444151, 134073585, 223455975, 402220755, 670367925, 2011103775]

約数ペア:

[(1, 2011103775), (3, 670367925), (5, 402220755), (9, 223455975), (15, 134073585), (25, 80444151), (27, 74485325), (45, 44691195), (75, 26814717), (135, 14897065), (225, 8938239), (349, 5762475), (675, 2979413), (1047, 1920825), (1745, 1152495), (3141, 640275), (5235, 384165), (8537, 235575), (8725, 230499), (9423, 213425), (15705, 128055), (25611, 78525), (26175, 76833), (42685, 47115)]