42113721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 62512128

約数和(自身を除く): 20398407

約数列:

[1, 3, 13, 39, 67, 71, 201, 213, 227, 681, 871, 923, 2613, 2769, 2951, 4757, 8853, 14271, 15209, 16117, 45627, 48351, 61841, 185523, 197717, 209521, 593151, 628563, 1079839, 3239517, 14037907, 42113721]

約数ペア:

[(1, 42113721), (3, 14037907), (13, 3239517), (39, 1079839), (67, 628563), (71, 593151), (201, 209521), (213, 197717), (227, 185523), (681, 61841), (871, 48351), (923, 45627), (2613, 16117), (2769, 15209), (2951, 14271), (4757, 8853)]