128041718

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^3\times {\mathrm{307}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 227555328

約数和(自身を除く): 99513610

約数列:

[1, 2, 7, 14, 31, 62, 217, 307, 434, 614, 961, 1922, 2149, 4298, 6727, 9517, 13454, 19034, 29791, 59582, 66619, 133238, 208537, 295027, 417074, 590054, 2065189, 4130378, 9145837, 18291674, 64020859, 128041718]

約数ペア:

[(1, 128041718), (2, 64020859), (7, 18291674), (14, 9145837), (31, 4130378), (62, 2065189), (217, 590054), (307, 417074), (434, 295027), (614, 208537), (961, 133238), (1922, 66619), (2149, 59582), (4298, 29791), (6727, 19034), (9517, 13454)]