291274228

素因数分解:

$2^2\times 7^3\times {\mathrm{47}}^1\times {\mathrm{4517}}^1$

素因数の和:4589

約数の個数: 48

約数和(自身を含む): 607219200

約数和(自身を除く): 315944972

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 94, 98, 188, 196, 329, 343, 658, 686, 1316, 1372, 2303, 4517, 4606, 9034, 9212, 16121, 18068, 31619, 32242, 63238, 64484, 126476, 212299, 221333, 424598, 442666, 849196, 885332, 1486093, 1549331, 2972186, 3098662, 5944372, 6197324, 10402651, 20805302, 41610604, 72818557, 145637114, 291274228]

約数ペア:

[(1, 291274228), (2, 145637114), (4, 72818557), (7, 41610604), (14, 20805302), (28, 10402651), (47, 6197324), (49, 5944372), (94, 3098662), (98, 2972186), (188, 1549331), (196, 1486093), (329, 885332), (343, 849196), (658, 442666), (686, 424598), (1316, 221333), (1372, 212299), (2303, 126476), (4517, 64484), (4606, 63238), (9034, 32242), (9212, 31619), (16121, 18068)]