28052091

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{83}}^1$

素因数の和:200

約数の個数: 36

約数和(自身を含む): 44363592

約数和(自身を除く): 16311501

約数列:

[1, 3, 9, 17, 47, 51, 83, 141, 153, 249, 423, 747, 799, 1411, 2209, 2397, 3901, 4233, 6627, 7191, 11703, 12699, 19881, 35109, 37553, 66317, 112659, 183347, 198951, 337977, 550041, 596853, 1650123, 3116899, 9350697, 28052091]

約数ペア:

[(1, 28052091), (3, 9350697), (9, 3116899), (17, 1650123), (47, 596853), (51, 550041), (83, 337977), (141, 198951), (153, 183347), (249, 112659), (423, 66317), (747, 37553), (799, 35109), (1411, 19881), (2209, 12699), (2397, 11703), (3901, 7191), (4233, 6627)]