4207581

素因数分解:

$3^2\times 7^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:103

約数の個数: 48

約数和(自身を含む): 7488000

約数和(自身を除く): 3280419

約数列:

[1, 3, 7, 9, 21, 29, 47, 49, 63, 87, 141, 147, 203, 261, 329, 343, 423, 441, 609, 987, 1029, 1363, 1421, 1827, 2303, 2961, 3087, 4089, 4263, 6909, 9541, 9947, 12267, 12789, 16121, 20727, 28623, 29841, 48363, 66787, 85869, 89523, 145089, 200361, 467509, 601083, 1402527, 4207581]

約数ペア:

[(1, 4207581), (3, 1402527), (7, 601083), (9, 467509), (21, 200361), (29, 145089), (47, 89523), (49, 85869), (63, 66787), (87, 48363), (141, 29841), (147, 28623), (203, 20727), (261, 16121), (329, 12789), (343, 12267), (423, 9947), (441, 9541), (609, 6909), (987, 4263), (1029, 4089), (1363, 3087), (1421, 2961), (1827, 2303)]