56478955

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{751}}^1$

素因数の和:871

約数の個数: 24

約数和(自身を含む): 74312640

約数和(自身を除く): 17833685

約数列:

[1, 5, 13, 65, 89, 169, 445, 751, 845, 1157, 3755, 5785, 9763, 15041, 48815, 66839, 75205, 126919, 334195, 634595, 868907, 4344535, 11295791, 56478955]

約数ペア:

[(1, 56478955), (5, 11295791), (13, 4344535), (65, 868907), (89, 634595), (169, 334195), (445, 126919), (751, 75205), (845, 66839), (1157, 48815), (3755, 15041), (5785, 9763)]