258236478

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{601}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 588033600

約数和(自身を除く): 329797122

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 109, 146, 218, 219, 327, 438, 601, 654, 657, 981, 1202, 1314, 1803, 1962, 1971, 2943, 3606, 3942, 5409, 5886, 7957, 10818, 15914, 16227, 23871, 32454, 43873, 47742, 65509, 71613, 87746, 131018, 131619, 143226, 196527, 214839, 263238, 393054, 394857, 429678, 589581, 789714, 1179162, 1184571, 1768743, 2369142, 3537486, 4782157, 9564314, 14346471, 28692942, 43039413, 86078826, 129118239, 258236478]

約数ペア:

[(1, 258236478), (2, 129118239), (3, 86078826), (6, 43039413), (9, 28692942), (18, 14346471), (27, 9564314), (54, 4782157), (73, 3537486), (109, 2369142), (146, 1768743), (218, 1184571), (219, 1179162), (327, 789714), (438, 589581), (601, 429678), (654, 394857), (657, 393054), (981, 263238), (1202, 214839), (1314, 196527), (1803, 143226), (1962, 131619), (1971, 131018), (2943, 87746), (3606, 71613), (3942, 65509), (5409, 47742), (5886, 43873), (7957, 32454), (10818, 23871), (15914, 16227)]