2147202295

素因数分解:

$5^1\times 7^4\times {\mathrm{178859}}^1$

素因数の和:178892

約数の個数: 20

約数和(自身を含む): 3005921160

約数和(自身を除く): 858718865

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 2401, 12005, 178859, 894295, 1252013, 6260065, 8764091, 43820455, 61348637, 306743185, 429440459, 2147202295]

約数ペア:

[(1, 2147202295), (5, 429440459), (7, 306743185), (35, 61348637), (49, 43820455), (245, 8764091), (343, 6260065), (1715, 1252013), (2401, 894295), (12005, 178859)]