304898307

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{1559}}^1$

素因数の和:1775

約数の個数: 32

約数和(自身を含む): 475238400

約数和(自身を除く): 170340093

約数列:

[1, 3, 7, 21, 67, 139, 201, 417, 469, 973, 1407, 1559, 2919, 4677, 9313, 10913, 27939, 32739, 65191, 104453, 195573, 216701, 313359, 650103, 731171, 1516907, 2193513, 4550721, 14518967, 43556901, 101632769, 304898307]

約数ペア:

[(1, 304898307), (3, 101632769), (7, 43556901), (21, 14518967), (67, 4550721), (139, 2193513), (201, 1516907), (417, 731171), (469, 650103), (973, 313359), (1407, 216701), (1559, 195573), (2919, 104453), (4677, 65191), (9313, 32739), (10913, 27939)]