257121168

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{130651}}^1$

素因数の和:130703

約数の個数: 40

約数和(自身を含む): 680435616

約数和(自身を除く): 423314448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 130651, 261302, 391953, 522604, 783906, 1045208, 1567812, 2090416, 3135624, 5356691, 6271248, 10713382, 16070073, 21426764, 32140146, 42853528, 64280292, 85707056, 128560584, 257121168]

約数ペア:

[(1, 257121168), (2, 128560584), (3, 85707056), (4, 64280292), (6, 42853528), (8, 32140146), (12, 21426764), (16, 16070073), (24, 10713382), (41, 6271248), (48, 5356691), (82, 3135624), (123, 2090416), (164, 1567812), (246, 1045208), (328, 783906), (492, 522604), (656, 391953), (984, 261302), (1968, 130651)]