15721272

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{31193}}^1$

素因数の和:31212

約数の個数: 48

約数和(自身を含む): 48662640

約数和(自身を除く): 32941368

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 31193, 62386, 93579, 124772, 187158, 218351, 249544, 280737, 374316, 436702, 561474, 655053, 748632, 873404, 1122948, 1310106, 1746808, 1965159, 2245896, 2620212, 3930318, 5240424, 7860636, 15721272]

約数ペア:

[(1, 15721272), (2, 7860636), (3, 5240424), (4, 3930318), (6, 2620212), (7, 2245896), (8, 1965159), (9, 1746808), (12, 1310106), (14, 1122948), (18, 873404), (21, 748632), (24, 655053), (28, 561474), (36, 436702), (42, 374316), (56, 280737), (63, 249544), (72, 218351), (84, 187158), (126, 124772), (168, 93579), (252, 62386), (504, 31193)]