158081997

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 228614400

約数和(自身を除く): 70532403

約数列:

[1, 3, 17, 51, 71, 149, 213, 293, 447, 879, 1207, 2533, 3621, 4981, 7599, 10579, 14943, 20803, 31737, 43657, 62409, 130971, 179843, 353651, 539529, 742169, 1060953, 2226507, 3099647, 9298941, 52693999, 158081997]

約数ペア:

[(1, 158081997), (3, 52693999), (17, 9298941), (51, 3099647), (71, 2226507), (149, 1060953), (213, 742169), (293, 539529), (447, 353651), (879, 179843), (1207, 130971), (2533, 62409), (3621, 43657), (4981, 31737), (7599, 20803), (10579, 14943)]