40209309

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{10463}}^1$

素因数の和:10537

約数の個数: 24

約数和(自身を含む): 67471872

約数和(自身を除く): 27262563

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 10463, 31389, 73241, 94167, 219723, 638243, 659169, 1914729, 4467701, 5744187, 13403103, 40209309]

約数ペア:

[(1, 40209309), (3, 13403103), (7, 5744187), (9, 4467701), (21, 1914729), (61, 659169), (63, 638243), (183, 219723), (427, 94167), (549, 73241), (1281, 31389), (3843, 10463)]