72163247

素因数分解:

${\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{643}}^1$

素因数の和:842

約数の個数: 16

約数和(自身を含む): 79521120

約数和(自身を除く): 7357873

約数列:

[1, 13, 89, 97, 643, 1157, 1261, 8359, 8633, 57227, 62371, 112229, 743951, 810823, 5551019, 72163247]

約数ペア:

[(1, 72163247), (13, 5551019), (89, 810823), (97, 743951), (643, 112229), (1157, 62371), (1261, 57227), (8359, 8633)]