28961042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{18541}}^1$

素因数の和:18625

約数の個数: 16

約数和(自身を含む): 48060864

約数和(自身を除く): 19099822

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 18541, 37082, 203951, 407902, 1316411, 2632822, 14480521, 28961042]

約数ペア:

[(1, 28961042), (2, 14480521), (11, 2632822), (22, 1316411), (71, 407902), (142, 203951), (781, 37082), (1562, 18541)]