128445387

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2833}}^1$

素因数の和:2987

約数の個数: 32

約数和(自身を含む): 208945152

約数和(自身を除く): 80499765

約数列:

[1, 3, 7, 17, 21, 51, 119, 127, 357, 381, 889, 2159, 2667, 2833, 6477, 8499, 15113, 19831, 45339, 48161, 59493, 144483, 337127, 359791, 1011381, 1079373, 2518537, 6116447, 7555611, 18349341, 42815129, 128445387]

約数ペア:

[(1, 128445387), (3, 42815129), (7, 18349341), (17, 7555611), (21, 6116447), (51, 2518537), (119, 1079373), (127, 1011381), (357, 359791), (381, 337127), (889, 144483), (2159, 59493), (2667, 48161), (2833, 45339), (6477, 19831), (8499, 15113)]