47851515

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{881}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 89159616

約数和(自身を除く): 41308101

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 71, 85, 153, 213, 255, 355, 639, 765, 881, 1065, 1207, 2643, 3195, 3621, 4405, 6035, 7929, 10863, 13215, 14977, 18105, 39645, 44931, 54315, 62551, 74885, 134793, 187653, 224655, 312755, 562959, 673965, 938265, 1063367, 2814795, 3190101, 5316835, 9570303, 15950505, 47851515]

約数ペア:

[(1, 47851515), (3, 15950505), (5, 9570303), (9, 5316835), (15, 3190101), (17, 2814795), (45, 1063367), (51, 938265), (71, 673965), (85, 562959), (153, 312755), (213, 224655), (255, 187653), (355, 134793), (639, 74885), (765, 62551), (881, 54315), (1065, 44931), (1207, 39645), (2643, 18105), (3195, 14977), (3621, 13215), (4405, 10863), (6035, 7929)]