20170189431

素因数分解:

$3^3\times 7^3\times {\mathrm{2177971}}^1$

素因数の和:2178001

約数の個数: 32

約数和(自身を含む): 34847552000

約数和(自身を除く): 14677362569

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 3087, 9261, 2177971, 6533913, 15245797, 19601739, 45737391, 58805217, 106720579, 137212173, 320161737, 411636519, 747044053, 960485211, 2241132159, 2881455633, 6723396477, 20170189431]

約数ペア:

[(1, 20170189431), (3, 6723396477), (7, 2881455633), (9, 2241132159), (21, 960485211), (27, 747044053), (49, 411636519), (63, 320161737), (147, 137212173), (189, 106720579), (343, 58805217), (441, 45737391), (1029, 19601739), (1323, 15245797), (3087, 6533913), (9261, 2177971)]