219096717

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 339935232

約数和(自身を除く): 120838515

約数列:

[1, 3, 7, 21, 113, 127, 339, 381, 727, 791, 889, 2181, 2373, 2667, 5089, 14351, 15267, 43053, 82151, 92329, 100457, 246453, 276987, 301371, 575057, 646303, 1725171, 1938909, 10433177, 31299531, 73032239, 219096717]

約数ペア:

[(1, 219096717), (3, 73032239), (7, 31299531), (21, 10433177), (113, 1938909), (127, 1725171), (339, 646303), (381, 575057), (727, 301371), (791, 276987), (889, 246453), (2181, 100457), (2373, 92329), (2667, 82151), (5089, 43053), (14351, 15267)]