638049370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{9114991}}^1$

素因数の和:9115005

約数の個数: 16

約数和(自身を含む): 1312558848

約数和(自身を除く): 674509478

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 9114991, 18229982, 45574955, 63804937, 91149910, 127609874, 319024685, 638049370]

約数ペア:

[(1, 638049370), (2, 319024685), (5, 127609874), (7, 91149910), (10, 63804937), (14, 45574955), (35, 18229982), (70, 9114991)]