13447755

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 64

約数和(自身を含む): 25712640

約数和(自身を除く): 12264885

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 61, 69, 71, 115, 135, 183, 207, 213, 305, 345, 355, 549, 621, 639, 915, 1035, 1065, 1403, 1633, 1647, 1917, 2745, 3105, 3195, 4209, 4331, 4899, 7015, 8165, 8235, 9585, 12627, 12993, 14697, 21045, 21655, 24495, 37881, 38979, 44091, 63135, 64965, 73485, 99613, 116937, 189405, 194895, 220455, 298839, 498065, 584685, 896517, 1494195, 2689551, 4482585, 13447755]

約数ペア:

[(1, 13447755), (3, 4482585), (5, 2689551), (9, 1494195), (15, 896517), (23, 584685), (27, 498065), (45, 298839), (61, 220455), (69, 194895), (71, 189405), (115, 116937), (135, 99613), (183, 73485), (207, 64965), (213, 63135), (305, 44091), (345, 38979), (355, 37881), (549, 24495), (621, 21655), (639, 21045), (915, 14697), (1035, 12993), (1065, 12627), (1403, 9585), (1633, 8235), (1647, 8165), (1917, 7015), (2745, 4899), (3105, 4331), (3195, 4209)]