215531013

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{2371}}^1$

素因数の和:2724

約数の個数: 16

約数和(自身を含む): 290826176

約数和(自身を除く): 75295163

約数列:

[1, 3, 157, 193, 471, 579, 2371, 7113, 30301, 90903, 372247, 457603, 1116741, 1372809, 71843671, 215531013]

約数ペア:

[(1, 215531013), (3, 71843671), (157, 1372809), (193, 1116741), (471, 457603), (579, 372247), (2371, 90903), (7113, 30301)]