199423945

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{93407}}^1$

素因数の和:93480

約数の個数: 16

約数和(自身を含む): 277982208

約数和(自身を除く): 78558263

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 93407, 467035, 653849, 3269245, 5697827, 28489135, 39884789, 199423945]

約数ペア:

[(1, 199423945), (5, 39884789), (7, 28489135), (35, 5697827), (61, 3269245), (305, 653849), (427, 467035), (2135, 93407)]