28005208

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4133}}^1$

素因数の和:4168

約数の個数: 48

約数和(自身を含む): 65978640

約数和(自身を除く): 37973432

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 121, 154, 242, 308, 484, 616, 847, 968, 1694, 3388, 4133, 6776, 8266, 16532, 28931, 33064, 45463, 57862, 90926, 115724, 181852, 231448, 318241, 363704, 500093, 636482, 1000186, 1272964, 2000372, 2545928, 3500651, 4000744, 7001302, 14002604, 28005208]

約数ペア:

[(1, 28005208), (2, 14002604), (4, 7001302), (7, 4000744), (8, 3500651), (11, 2545928), (14, 2000372), (22, 1272964), (28, 1000186), (44, 636482), (56, 500093), (77, 363704), (88, 318241), (121, 231448), (154, 181852), (242, 115724), (308, 90926), (484, 57862), (616, 45463), (847, 33064), (968, 28931), (1694, 16532), (3388, 8266), (4133, 6776)]