209117041

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 256729088

約数和(自身を除く): 47612047

約数列:

[1, 7, 31, 43, 73, 217, 301, 307, 511, 1333, 2149, 2263, 3139, 9331, 9517, 13201, 15841, 21973, 22411, 66619, 92407, 97309, 156877, 409231, 681163, 694741, 963673, 2864617, 4863187, 6745711, 29873863, 209117041]

約数ペア:

[(1, 209117041), (7, 29873863), (31, 6745711), (43, 4863187), (73, 2864617), (217, 963673), (301, 694741), (307, 681163), (511, 409231), (1333, 156877), (2149, 97309), (2263, 92407), (3139, 66619), (9331, 22411), (9517, 21973), (13201, 15841)]