227789103

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{431}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 331195392

約数和(自身を除く): 103406289

約数列:

[1, 3, 17, 43, 51, 129, 241, 431, 723, 731, 1293, 2193, 4097, 7327, 10363, 12291, 18533, 21981, 31089, 55599, 103871, 176171, 311613, 315061, 528513, 945183, 1765807, 4466453, 5297421, 13399359, 75929701, 227789103]

約数ペア:

[(1, 227789103), (3, 75929701), (17, 13399359), (43, 5297421), (51, 4466453), (129, 1765807), (241, 945183), (431, 528513), (723, 315061), (731, 311613), (1293, 176171), (2193, 103871), (4097, 55599), (7327, 31089), (10363, 21981), (12291, 18533)]