123726638

素因数分解:

$2^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 215607744

約数和(自身を除く): 91881106

約数列:

[1, 2, 7, 14, 113, 197, 226, 394, 397, 791, 794, 1379, 1582, 2758, 2779, 5558, 22261, 44522, 44861, 78209, 89722, 155827, 156418, 311654, 314027, 547463, 628054, 1094926, 8837617, 17675234, 61863319, 123726638]

約数ペア:

[(1, 123726638), (2, 61863319), (7, 17675234), (14, 8837617), (113, 1094926), (197, 628054), (226, 547463), (394, 314027), (397, 311654), (791, 156418), (794, 155827), (1379, 89722), (1582, 78209), (2758, 44861), (2779, 44522), (5558, 22261)]