64587243

素因数分解:

$3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{2729}}^1$

素因数の和:2776

約数の個数: 32

約数和(自身を含む): 104832000

約数和(自身を除く): 40244757

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 343, 483, 1029, 1127, 2729, 3381, 7889, 8187, 19103, 23667, 57309, 62767, 133721, 188301, 401163, 439369, 936047, 1318107, 2808141, 3075583, 9226749, 21529081, 64587243]

約数ペア:

[(1, 64587243), (3, 21529081), (7, 9226749), (21, 3075583), (23, 2808141), (49, 1318107), (69, 936047), (147, 439369), (161, 401163), (343, 188301), (483, 133721), (1029, 62767), (1127, 57309), (2729, 23667), (3381, 19103), (7889, 8187)]