158059979

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2879}}^1$

素因数の和:2951

約数の個数: 32

約数和(自身を含む): 212336640

約数和(自身を除く): 54276661

約数列:

[1, 7, 11, 23, 31, 77, 161, 217, 253, 341, 713, 1771, 2387, 2879, 4991, 7843, 20153, 31669, 54901, 66217, 89249, 221683, 463519, 624743, 728387, 981739, 2052727, 5098709, 6872173, 14369089, 22579997, 158059979]

約数ペア:

[(1, 158059979), (7, 22579997), (11, 14369089), (23, 6872173), (31, 5098709), (77, 2052727), (161, 981739), (217, 728387), (253, 624743), (341, 463519), (713, 221683), (1771, 89249), (2387, 66217), (2879, 54901), (4991, 31669), (7843, 20153)]