217513408

素因数分解:

$2^6\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3823}}^1$

素因数の和:3969

約数の個数: 56

約数和(自身を含む): 497303552

約数和(自身を除く): 279790144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 127, 224, 254, 448, 508, 889, 1016, 1778, 2032, 3556, 3823, 4064, 7112, 7646, 8128, 14224, 15292, 26761, 28448, 30584, 53522, 56896, 61168, 107044, 122336, 214088, 244672, 428176, 485521, 856352, 971042, 1712704, 1942084, 3398647, 3884168, 6797294, 7768336, 13594588, 15536672, 27189176, 31073344, 54378352, 108756704, 217513408]

約数ペア:

[(1, 217513408), (2, 108756704), (4, 54378352), (7, 31073344), (8, 27189176), (14, 15536672), (16, 13594588), (28, 7768336), (32, 6797294), (56, 3884168), (64, 3398647), (112, 1942084), (127, 1712704), (224, 971042), (254, 856352), (448, 485521), (508, 428176), (889, 244672), (1016, 214088), (1778, 122336), (2032, 107044), (3556, 61168), (3823, 56896), (4064, 53522), (7112, 30584), (7646, 28448), (8128, 26761), (14224, 15292)]