207670385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2647}}^1$

素因数の和:2753

約数の個数: 32

約数和(自身を含む): 288271872

約数和(自身を除く): 80601487

約数列:

[1, 5, 13, 17, 65, 71, 85, 221, 355, 923, 1105, 1207, 2647, 4615, 6035, 13235, 15691, 34411, 44999, 78455, 172055, 187937, 224995, 584987, 939685, 2443181, 2924935, 3194929, 12215905, 15974645, 41534077, 207670385]

約数ペア:

[(1, 207670385), (5, 41534077), (13, 15974645), (17, 12215905), (65, 3194929), (71, 2924935), (85, 2443181), (221, 939685), (355, 584987), (923, 224995), (1105, 187937), (1207, 172055), (2647, 78455), (4615, 44999), (6035, 34411), (13235, 15691)]