1687203

素因数分解:

$3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:208

約数の個数: 32

約数和(自身を含む): 2918400

約数和(自身を除く): 1231197

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 113, 189, 237, 339, 553, 711, 791, 1017, 1659, 2133, 2373, 3051, 4977, 7119, 8927, 14931, 21357, 26781, 62489, 80343, 187467, 241029, 562401, 1687203]

約数ペア:

[(1, 1687203), (3, 562401), (7, 241029), (9, 187467), (21, 80343), (27, 62489), (63, 26781), (79, 21357), (113, 14931), (189, 8927), (237, 7119), (339, 4977), (553, 3051), (711, 2373), (791, 2133), (1017, 1659)]