128300004

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{169709}}^1$

素因数の和:169729

約数の個数: 48

約数和(自身を含む): 380150400

約数和(自身を除く): 251850396

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 169709, 339418, 509127, 678836, 1018254, 1187963, 1527381, 2036508, 2375926, 3054762, 3563889, 4582143, 4751852, 6109524, 7127778, 9164286, 10691667, 14255556, 18328572, 21383334, 32075001, 42766668, 64150002, 128300004]

約数ペア:

[(1, 128300004), (2, 64150002), (3, 42766668), (4, 32075001), (6, 21383334), (7, 18328572), (9, 14255556), (12, 10691667), (14, 9164286), (18, 7127778), (21, 6109524), (27, 4751852), (28, 4582143), (36, 3563889), (42, 3054762), (54, 2375926), (63, 2036508), (84, 1527381), (108, 1187963), (126, 1018254), (189, 678836), (252, 509127), (378, 339418), (756, 169709)]