28279467

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2803}}^1$

素因数の和:2887

約数の個数: 24

約数和(自身を含む): 43742400

約数和(自身を除く): 15462933

約数列:

[1, 3, 9, 19, 57, 59, 171, 177, 531, 1121, 2803, 3363, 8409, 10089, 25227, 53257, 159771, 165377, 479313, 496131, 1488393, 3142163, 9426489, 28279467]

約数ペア:

[(1, 28279467), (3, 9426489), (9, 3142163), (19, 1488393), (57, 496131), (59, 479313), (171, 165377), (177, 159771), (531, 53257), (1121, 25227), (2803, 10089), (3363, 8409)]