81857496

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{487247}}^1$

素因数の和:487263

約数の個数: 32

約数和(自身を含む): 233879040

約数和(自身を除く): 152021544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 487247, 974494, 1461741, 1948988, 2923482, 3410729, 3897976, 5846964, 6821458, 10232187, 11693928, 13642916, 20464374, 27285832, 40928748, 81857496]

約数ペア:

[(1, 81857496), (2, 40928748), (3, 27285832), (4, 20464374), (6, 13642916), (7, 11693928), (8, 10232187), (12, 6821458), (14, 5846964), (21, 3897976), (24, 3410729), (28, 2923482), (42, 1948988), (56, 1461741), (84, 974494), (168, 487247)]