28233789

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 40497408

約数和(自身を除く): 12263619

約数列:

[1, 3, 41, 53, 61, 71, 123, 159, 183, 213, 2173, 2501, 2911, 3233, 3763, 4331, 6519, 7503, 8733, 9699, 11289, 12993, 132553, 154283, 177571, 229543, 397659, 462849, 532713, 688629, 9411263, 28233789]

約数ペア:

[(1, 28233789), (3, 9411263), (41, 688629), (53, 532713), (61, 462849), (71, 397659), (123, 229543), (159, 177571), (183, 154283), (213, 132553), (2173, 12993), (2501, 11289), (2911, 9699), (3233, 8733), (3763, 7503), (4331, 6519)]