31680376

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43517}}^1$

素因数の和:43543

約数の個数: 32

約数和(自身を含む): 73110240

約数和(自身を除く): 41429864

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 43517, 87034, 174068, 304619, 348136, 565721, 609238, 1131442, 1218476, 2262884, 2436952, 3960047, 4525768, 7920094, 15840188, 31680376]

約数ペア:

[(1, 31680376), (2, 15840188), (4, 7920094), (7, 4525768), (8, 3960047), (13, 2436952), (14, 2262884), (26, 1218476), (28, 1131442), (52, 609238), (56, 565721), (91, 348136), (104, 304619), (182, 174068), (364, 87034), (728, 43517)]