31254784

素因数分解:

$2^8\times {\mathrm{11}}^2\times {\mathrm{1009}}^1$

素因数の和:1047

約数の個数: 54

約数和(自身を含む): 68642630

約数和(自身を除く): 37387846

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 128, 176, 242, 256, 352, 484, 704, 968, 1009, 1408, 1936, 2018, 2816, 3872, 4036, 7744, 8072, 11099, 15488, 16144, 22198, 30976, 32288, 44396, 64576, 88792, 122089, 129152, 177584, 244178, 258304, 355168, 488356, 710336, 976712, 1420672, 1953424, 2841344, 3906848, 7813696, 15627392, 31254784]

約数ペア:

[(1, 31254784), (2, 15627392), (4, 7813696), (8, 3906848), (11, 2841344), (16, 1953424), (22, 1420672), (32, 976712), (44, 710336), (64, 488356), (88, 355168), (121, 258304), (128, 244178), (176, 177584), (242, 129152), (256, 122089), (352, 88792), (484, 64576), (704, 44396), (968, 32288), (1009, 30976), (1408, 22198), (1936, 16144), (2018, 15488), (2816, 11099), (3872, 8072), (4036, 7744)]