15661061997

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{16879}}^1$

素因数の和:17042

約数の個数: 64

約数和(自身を含む): 26601799680

約数和(自身を除く): 10940737683

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 113, 119, 161, 339, 357, 391, 483, 791, 1173, 1921, 2373, 2599, 2737, 5763, 7797, 8211, 13447, 16879, 18193, 40341, 44183, 50637, 54579, 118153, 132549, 286943, 309281, 354459, 388217, 860829, 927843, 1164651, 1907327, 2008601, 2717519, 5721981, 6025803, 6599689, 8152557, 13351289, 19799067, 32424559, 40053867, 43868521, 46197823, 97273677, 131605563, 138593469, 226971913, 307079647, 680915739, 745764857, 921238941, 2237294571, 5220353999, 15661061997]

約数ペア:

[(1, 15661061997), (3, 5220353999), (7, 2237294571), (17, 921238941), (21, 745764857), (23, 680915739), (51, 307079647), (69, 226971913), (113, 138593469), (119, 131605563), (161, 97273677), (339, 46197823), (357, 43868521), (391, 40053867), (483, 32424559), (791, 19799067), (1173, 13351289), (1921, 8152557), (2373, 6599689), (2599, 6025803), (2737, 5721981), (5763, 2717519), (7797, 2008601), (8211, 1907327), (13447, 1164651), (16879, 927843), (18193, 860829), (40341, 388217), (44183, 354459), (50637, 309281), (54579, 286943), (118153, 132549)]