29457771

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 49248000

約数和(自身を除く): 19790229

約数列:

[1, 3, 7, 19, 21, 49, 53, 57, 133, 147, 159, 199, 371, 399, 597, 931, 1007, 1113, 1393, 2597, 2793, 3021, 3781, 4179, 7049, 7791, 9751, 10547, 11343, 21147, 26467, 29253, 31641, 49343, 73829, 79401, 148029, 185269, 200393, 221487, 516803, 555807, 601179, 1402751, 1550409, 4208253, 9819257, 29457771]

約数ペア:

[(1, 29457771), (3, 9819257), (7, 4208253), (19, 1550409), (21, 1402751), (49, 601179), (53, 555807), (57, 516803), (133, 221487), (147, 200393), (159, 185269), (199, 148029), (371, 79401), (399, 73829), (597, 49343), (931, 31641), (1007, 29253), (1113, 26467), (1393, 21147), (2597, 11343), (2793, 10547), (3021, 9751), (3781, 7791), (4179, 7049)]