263274015

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{991}}^1$

素因数の和:1287

約数の個数: 32

約数和(自身を含む): 428544000

約数和(自身を除く): 165269985

約数列:

[1, 3, 5, 15, 89, 199, 267, 445, 597, 991, 995, 1335, 2973, 2985, 4955, 14865, 17711, 53133, 88199, 88555, 197209, 264597, 265665, 440995, 591627, 986045, 1322985, 2958135, 17551601, 52654803, 87758005, 263274015]

約数ペア:

[(1, 263274015), (3, 87758005), (5, 52654803), (15, 17551601), (89, 2958135), (199, 1322985), (267, 986045), (445, 591627), (597, 440995), (991, 265665), (995, 264597), (1335, 197209), (2973, 88555), (2985, 88199), (4955, 53133), (14865, 17711)]