13239513

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9137}}^1$

素因数の和:9173

約数の個数: 24

約数和(自身を含む): 22808448

約数和(自身を除く): 9568935

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 9137, 27411, 63959, 82233, 191877, 210151, 575631, 630453, 1471057, 1891359, 4413171, 13239513]

約数ペア:

[(1, 13239513), (3, 4413171), (7, 1891359), (9, 1471057), (21, 630453), (23, 575631), (63, 210151), (69, 191877), (161, 82233), (207, 63959), (483, 27411), (1449, 9137)]