127239952

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16001}}^1$

素因数の和:16087

約数の個数: 40

約数和(自身を含む): 285731712

約数和(自身を除く): 158491760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 16001, 32002, 64004, 112007, 128008, 224014, 256016, 448028, 896056, 1136071, 1792112, 2272142, 4544284, 7952497, 9088568, 15904994, 18177136, 31809988, 63619976, 127239952]

約数ペア:

[(1, 127239952), (2, 63619976), (4, 31809988), (7, 18177136), (8, 15904994), (14, 9088568), (16, 7952497), (28, 4544284), (56, 2272142), (71, 1792112), (112, 1136071), (142, 896056), (284, 448028), (497, 256016), (568, 224014), (994, 128008), (1136, 112007), (1988, 64004), (3976, 32002), (7952, 16001)]