128573294

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 204978816

約数和(自身を除く): 76405522

約数列:

[1, 2, 41, 47, 73, 82, 94, 146, 457, 914, 1927, 2993, 3431, 3854, 5986, 6862, 18737, 21479, 33361, 37474, 42958, 66722, 140671, 281342, 880639, 1367801, 1567967, 1761278, 2735602, 3135934, 64286647, 128573294]

約数ペア:

[(1, 128573294), (2, 64286647), (41, 3135934), (47, 2735602), (73, 1761278), (82, 1567967), (94, 1367801), (146, 880639), (457, 281342), (914, 140671), (1927, 66722), (2993, 42958), (3431, 37474), (3854, 33361), (5986, 21479), (6862, 18737)]