289364673

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{1021}}^1$

素因数の和:1106

約数の個数: 32

約数和(自身を含む): 428095360

約数和(自身を除く): 138730687

約数列:

[1, 3, 13, 39, 43, 129, 169, 507, 559, 1021, 1677, 2197, 3063, 6591, 7267, 13273, 21801, 39819, 43903, 94471, 131709, 172549, 283413, 517647, 570739, 1712217, 2243137, 6729411, 7419607, 22258821, 96454891, 289364673]

約数ペア:

[(1, 289364673), (3, 96454891), (13, 22258821), (39, 7419607), (43, 6729411), (129, 2243137), (169, 1712217), (507, 570739), (559, 517647), (1021, 283413), (1677, 172549), (2197, 131709), (3063, 94471), (6591, 43903), (7267, 39819), (13273, 21801)]