745542987

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1493}}^1$

素因数の和:1632

約数の個数: 48

約数和(自身を含む): 1199024640

約数和(自身を除く): 453481653

約数列:

[1, 3, 7, 21, 43, 49, 79, 129, 147, 237, 301, 553, 903, 1493, 1659, 2107, 3397, 3871, 4479, 6321, 10191, 10451, 11613, 23779, 31353, 64199, 71337, 73157, 117947, 166453, 192597, 219471, 353841, 449393, 499359, 825629, 1348179, 2476887, 3145751, 5071721, 5779403, 9437253, 15215163, 17338209, 35502047, 106506141, 248514329, 745542987]

約数ペア:

[(1, 745542987), (3, 248514329), (7, 106506141), (21, 35502047), (43, 17338209), (49, 15215163), (79, 9437253), (129, 5779403), (147, 5071721), (237, 3145751), (301, 2476887), (553, 1348179), (903, 825629), (1493, 499359), (1659, 449393), (2107, 353841), (3397, 219471), (3871, 192597), (4479, 166453), (6321, 117947), (10191, 73157), (10451, 71337), (11613, 64199), (23779, 31353)]