53331537

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1831}}^1$

素因数の和:1933

約数の個数: 32

約数和(自身を含む): 86763520

約数和(自身を除く): 33431983

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 511, 1387, 1533, 1831, 4161, 5493, 9709, 12817, 29127, 34789, 38451, 104367, 133663, 243523, 400989, 730569, 935641, 2539597, 2806923, 7618791, 17777179, 53331537]

約数ペア:

[(1, 53331537), (3, 17777179), (7, 7618791), (19, 2806923), (21, 2539597), (57, 935641), (73, 730569), (133, 400989), (219, 243523), (399, 133663), (511, 104367), (1387, 38451), (1533, 34789), (1831, 29127), (4161, 12817), (5493, 9709)]