7144347

素因数分解:

$3^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:208

約数の個数: 32

約数和(自身を含む): 11404800

約数和(自身を除く): 4260453

約数列:

[1, 3, 7, 21, 49, 53, 131, 147, 159, 343, 371, 393, 917, 1029, 1113, 2597, 2751, 6419, 6943, 7791, 18179, 19257, 20829, 44933, 48601, 54537, 134799, 145803, 340207, 1020621, 2381449, 7144347]

約数ペア:

[(1, 7144347), (3, 2381449), (7, 1020621), (21, 340207), (49, 145803), (53, 134799), (131, 54537), (147, 48601), (159, 44933), (343, 20829), (371, 19257), (393, 18179), (917, 7791), (1029, 6943), (1113, 6419), (2597, 2751)]