289688721

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 485388288

約数和(自身を除く): 195699567

約数列:

[1, 3, 7, 17, 21, 43, 51, 113, 119, 129, 167, 301, 339, 357, 501, 731, 791, 903, 1169, 1921, 2193, 2373, 2839, 3507, 4859, 5117, 5763, 7181, 8517, 13447, 14577, 15351, 18871, 19873, 21543, 34013, 40341, 50267, 56613, 59619, 82603, 102039, 122077, 132097, 150801, 247809, 320807, 366231, 396291, 578221, 811453, 854539, 962421, 1734663, 2245649, 2434359, 2563617, 5680171, 6736947, 13794701, 17040513, 41384103, 96562907, 289688721]

約数ペア:

[(1, 289688721), (3, 96562907), (7, 41384103), (17, 17040513), (21, 13794701), (43, 6736947), (51, 5680171), (113, 2563617), (119, 2434359), (129, 2245649), (167, 1734663), (301, 962421), (339, 854539), (357, 811453), (501, 578221), (731, 396291), (791, 366231), (903, 320807), (1169, 247809), (1921, 150801), (2193, 132097), (2373, 122077), (2839, 102039), (3507, 82603), (4859, 59619), (5117, 56613), (5763, 50267), (7181, 40341), (8517, 34013), (13447, 21543), (14577, 19873), (15351, 18871)]