87252921

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{72893}}^1$

素因数の和:72925

約数の個数: 24

約数和(自身を含む): 151619520

約数和(自身を除く): 64366599

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 72893, 218679, 510251, 656037, 1384967, 1530753, 4154901, 4592259, 9694769, 12464703, 29084307, 87252921]

約数ペア:

[(1, 87252921), (3, 29084307), (7, 12464703), (9, 9694769), (19, 4592259), (21, 4154901), (57, 1530753), (63, 1384967), (133, 656037), (171, 510251), (399, 218679), (1197, 72893)]