28653093

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1511}}^1$

素因数の和:1574

約数の個数: 36

約数和(自身を含む): 49297248

約数和(自身を除く): 20644155

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 301, 387, 441, 903, 1511, 2107, 2709, 4533, 6321, 10577, 13599, 18963, 31731, 64973, 74039, 95193, 194919, 222117, 454811, 584757, 666351, 1364433, 3183677, 4093299, 9551031, 28653093]

約数ペア:

[(1, 28653093), (3, 9551031), (7, 4093299), (9, 3183677), (21, 1364433), (43, 666351), (49, 584757), (63, 454811), (129, 222117), (147, 194919), (301, 95193), (387, 74039), (441, 64973), (903, 31731), (1511, 18963), (2107, 13599), (2709, 10577), (4533, 6321)]