128722881

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{8597}}^1$

素因数の和:8661

約数の個数: 32

約数和(自身を含む): 211304448

約数和(自身を除く): 82581567

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 161, 217, 483, 651, 713, 2139, 4991, 8597, 14973, 25791, 60179, 180537, 197731, 266507, 593193, 799521, 1384117, 1865549, 4152351, 5596647, 6129661, 18388983, 42907627, 128722881]

約数ペア:

[(1, 128722881), (3, 42907627), (7, 18388983), (21, 6129661), (23, 5596647), (31, 4152351), (69, 1865549), (93, 1384117), (161, 799521), (217, 593193), (483, 266507), (651, 197731), (713, 180537), (2139, 60179), (4991, 25791), (8597, 14973)]