140897906

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{367}}^1\times {\mathrm{1381}}^1$

素因数の和:1889

約数の個数: 16

約数和(自身を含む): 213601920

約数和(自身を除く): 72704014

約数列:

[1, 2, 139, 278, 367, 734, 1381, 2762, 51013, 102026, 191959, 383918, 506827, 1013654, 70448953, 140897906]

約数ペア:

[(1, 140897906), (2, 70448953), (139, 1013654), (278, 506827), (367, 383918), (734, 191959), (1381, 102026), (2762, 51013)]