209659095

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 371464704

約数和(自身を除く): 161805609

約数列:

[1, 3, 5, 9, 15, 45, 71, 211, 213, 311, 355, 633, 639, 933, 1055, 1065, 1555, 1899, 2799, 3165, 3195, 4665, 9495, 13995, 14981, 22081, 44943, 65621, 66243, 74905, 110405, 134829, 196863, 198729, 224715, 328105, 331215, 590589, 674145, 984315, 993645, 2952945, 4659091, 13977273, 23295455, 41931819, 69886365, 209659095]

約数ペア:

[(1, 209659095), (3, 69886365), (5, 41931819), (9, 23295455), (15, 13977273), (45, 4659091), (71, 2952945), (211, 993645), (213, 984315), (311, 674145), (355, 590589), (633, 331215), (639, 328105), (933, 224715), (1055, 198729), (1065, 196863), (1555, 134829), (1899, 110405), (2799, 74905), (3165, 66243), (3195, 65621), (4665, 44943), (9495, 22081), (13995, 14981)]