156987242321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{55649501}}^1$

素因数の和:55649552

約数の個数: 16

約数和(自身を含む): 199447815168

約数和(自身を除く): 42460572847

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 55649501, 389546507, 723443513, 1725134531, 5064104591, 12075941717, 22426748903, 156987242321]

約数ペア:

[(1, 156987242321), (7, 22426748903), (13, 12075941717), (31, 5064104591), (91, 1725134531), (217, 723443513), (403, 389546507), (2821, 55649501)]