139240321

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{12799}}^1$

素因数の和:12876

約数の個数: 16

約数和(自身を含む): 162201600

約数和(自身を除く): 22961279

約数列:

[1, 11, 23, 43, 253, 473, 989, 10879, 12799, 140789, 294377, 550357, 3238147, 6053927, 12658211, 139240321]

約数ペア:

[(1, 139240321), (11, 12658211), (23, 6053927), (43, 3238147), (253, 550357), (473, 294377), (989, 140789), (10879, 12799)]