128878893

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{7703}}^1$

素因数の和:7746

約数の個数: 36

約数和(自身を含む): 219933792

約数和(自身を除く): 91054899

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 169, 429, 507, 1287, 1521, 1859, 5577, 7703, 16731, 23109, 69327, 84733, 100139, 254199, 300417, 762597, 901251, 1101529, 1301807, 3304587, 3905421, 9913761, 11716263, 14319877, 42959631, 128878893]

約数ペア:

[(1, 128878893), (3, 42959631), (9, 14319877), (11, 11716263), (13, 9913761), (33, 3905421), (39, 3304587), (99, 1301807), (117, 1101529), (143, 901251), (169, 762597), (429, 300417), (507, 254199), (1287, 100139), (1521, 84733), (1859, 69327), (5577, 23109), (7703, 16731)]