31118738

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2467}}^1$

素因数の和:2546

約数の個数: 32

約数和(自身を含む): 57573504

約数和(自身を除く): 26454766

約数列:

[1, 2, 7, 14, 17, 34, 53, 106, 119, 238, 371, 742, 901, 1802, 2467, 4934, 6307, 12614, 17269, 34538, 41939, 83878, 130751, 261502, 293573, 587146, 915257, 1830514, 2222767, 4445534, 15559369, 31118738]

約数ペア:

[(1, 31118738), (2, 15559369), (7, 4445534), (14, 2222767), (17, 1830514), (34, 915257), (53, 587146), (106, 293573), (119, 261502), (238, 130751), (371, 83878), (742, 41939), (901, 34538), (1802, 17269), (2467, 12614), (4934, 6307)]