400442834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{2857}}^1$

素因数の和:3170

約数の個数: 32

約数和(自身を含む): 686468736

約数和(自身を除く): 286025902

約数列:

[1, 2, 11, 22, 23, 46, 253, 277, 506, 554, 2857, 3047, 5714, 6094, 6371, 12742, 31427, 62854, 65711, 70081, 131422, 140162, 722821, 791389, 1445642, 1582778, 8705279, 17410558, 18201947, 36403894, 200221417, 400442834]

約数ペア:

[(1, 400442834), (2, 200221417), (11, 36403894), (22, 18201947), (23, 17410558), (46, 8705279), (253, 1582778), (277, 1445642), (506, 791389), (554, 722821), (2857, 140162), (3047, 131422), (5714, 70081), (6094, 65711), (6371, 62854), (12742, 31427)]