20150145486

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{685519}}^1$

素因数の和:685621

約数の個数: 48

約数和(自身を含む): 46198563840

約数和(自身を除く): 26048418354

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 71, 138, 142, 207, 213, 414, 426, 639, 1278, 1633, 3266, 4899, 9798, 14697, 29394, 685519, 1371038, 2056557, 4113114, 6169671, 12339342, 15766937, 31533874, 47300811, 48671849, 94601622, 97343698, 141902433, 146015547, 283804866, 292031094, 438046641, 876093282, 1119452527, 2238905054, 3358357581, 6716715162, 10075072743, 20150145486]

約数ペア:

[(1, 20150145486), (2, 10075072743), (3, 6716715162), (6, 3358357581), (9, 2238905054), (18, 1119452527), (23, 876093282), (46, 438046641), (69, 292031094), (71, 283804866), (138, 146015547), (142, 141902433), (207, 97343698), (213, 94601622), (414, 48671849), (426, 47300811), (639, 31533874), (1278, 15766937), (1633, 12339342), (3266, 6169671), (4899, 4113114), (9798, 2056557), (14697, 1371038), (29394, 685519)]