28728843

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{401}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 45384192

約数和(自身を除く): 16655349

約数列:

[1, 3, 11, 13, 33, 39, 143, 167, 401, 429, 501, 1203, 1837, 2171, 4411, 5213, 5511, 6513, 13233, 15639, 23881, 57343, 66967, 71643, 172029, 200901, 736637, 870571, 2209911, 2611713, 9576281, 28728843]

約数ペア:

[(1, 28728843), (3, 9576281), (11, 2611713), (13, 2209911), (33, 870571), (39, 736637), (143, 200901), (167, 172029), (401, 71643), (429, 66967), (501, 57343), (1203, 23881), (1837, 15639), (2171, 13233), (4411, 6513), (5213, 5511)]