56353215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{991}}^1$

素因数の和:1239

約数の個数: 32

約数和(自身を含む): 95993856

約数和(自身を除く): 39640641

約数列:

[1, 3, 5, 15, 17, 51, 85, 223, 255, 669, 991, 1115, 2973, 3345, 3791, 4955, 11373, 14865, 16847, 18955, 50541, 56865, 84235, 220993, 252705, 662979, 1104965, 3314895, 3756881, 11270643, 18784405, 56353215]

約数ペア:

[(1, 56353215), (3, 18784405), (5, 11270643), (15, 3756881), (17, 3314895), (51, 1104965), (85, 662979), (223, 252705), (255, 220993), (669, 84235), (991, 56865), (1115, 50541), (2973, 18955), (3345, 16847), (3791, 14865), (4955, 11373)]