1245447

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 2100384

約数和(自身を除く): 854937

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 373, 477, 1113, 1119, 2611, 3339, 3357, 7833, 19769, 23499, 59307, 138383, 177921, 415149, 1245447]

約数ペア:

[(1, 1245447), (3, 415149), (7, 177921), (9, 138383), (21, 59307), (53, 23499), (63, 19769), (159, 7833), (371, 3357), (373, 3339), (477, 2611), (1113, 1119)]