1290573

素因数分解:

$3^5\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:175

約数の個数: 24

約数和(自身を含む): 1991808

約数和(自身を除く): 701235

約数列:

[1, 3, 9, 27, 47, 81, 113, 141, 243, 339, 423, 1017, 1269, 3051, 3807, 5311, 9153, 11421, 15933, 27459, 47799, 143397, 430191, 1290573]

約数ペア:

[(1, 1290573), (3, 430191), (9, 143397), (27, 47799), (47, 27459), (81, 15933), (113, 11421), (141, 9153), (243, 5311), (339, 3807), (423, 3051), (1017, 1269)]