15215568

素因数分解:

$2^4\times 3^1\times {\mathrm{316991}}^1$

素因数の和:317002

約数の個数: 20

約数和(自身を含む): 39307008

約数和(自身を除く): 24091440

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 316991, 633982, 950973, 1267964, 1901946, 2535928, 3803892, 5071856, 7607784, 15215568]

約数ペア:

[(1, 15215568), (2, 7607784), (3, 5071856), (4, 3803892), (6, 2535928), (8, 1901946), (12, 1267964), (16, 950973), (24, 633982), (48, 316991)]