128403934

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:412

約数の個数: 32

約数和(自身を含む): 202666464

約数和(自身を除く): 74262530

約数列:

[1, 2, 43, 73, 86, 113, 146, 181, 226, 362, 3139, 4859, 6278, 7783, 8249, 9718, 13213, 15566, 16498, 20453, 26426, 40906, 354707, 568159, 709414, 879479, 1136318, 1493069, 1758958, 2986138, 64201967, 128403934]

約数ペア:

[(1, 128403934), (2, 64201967), (43, 2986138), (73, 1758958), (86, 1493069), (113, 1136318), (146, 879479), (181, 709414), (226, 568159), (362, 354707), (3139, 40906), (4859, 26426), (6278, 20453), (7783, 16498), (8249, 15566), (9718, 13213)]