15981126

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{380503}}^1$

素因数の和:380515

約数の個数: 16

約数和(自身を含む): 36528384

約数和(自身を除く): 20547258

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 380503, 761006, 1141509, 2283018, 2663521, 5327042, 7990563, 15981126]

約数ペア:

[(1, 15981126), (2, 7990563), (3, 5327042), (6, 2663521), (7, 2283018), (14, 1141509), (21, 761006), (42, 380503)]