4891455

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1907}}^1$

素因数の和:1940

約数の個数: 32

約数和(自身を含む): 9158400

約数和(自身を除く): 4266945

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 1907, 2565, 5721, 9535, 17163, 28605, 36233, 51489, 85815, 108699, 181165, 257445, 326097, 543495, 978291, 1630485, 4891455]

約数ペア:

[(1, 4891455), (3, 1630485), (5, 978291), (9, 543495), (15, 326097), (19, 257445), (27, 181165), (45, 108699), (57, 85815), (95, 51489), (135, 36233), (171, 28605), (285, 17163), (513, 9535), (855, 5721), (1907, 2565)]