78472198

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{54419}}^1$

素因数の和:54531

約数の個数: 16

約数和(自身を含む): 135832320

約数和(自身を除く): 57360122

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 54419, 108838, 380933, 761866, 5605157, 11210314, 39236099, 78472198]

約数ペア:

[(1, 78472198), (2, 39236099), (7, 11210314), (14, 5605157), (103, 761866), (206, 380933), (721, 108838), (1442, 54419)]