213987481

素因数分解:

${\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{1571}}^1$

素因数の和:1764

約数の個数: 16

約数和(自身を含む): 230895360

約数和(自身を除く): 16907879

約数列:

[1, 19, 67, 107, 1273, 1571, 2033, 7169, 29849, 105257, 136211, 168097, 1999883, 3193843, 11262499, 213987481]

約数ペア:

[(1, 213987481), (19, 11262499), (67, 3193843), (107, 1999883), (1273, 168097), (1571, 136211), (2033, 105257), (7169, 29849)]