1228899

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:570

約数の個数: 16

約数和(自身を含む): 1890560

約数和(自身を除く): 661661

約数列:

[1, 3, 7, 21, 139, 417, 421, 973, 1263, 2919, 2947, 8841, 58519, 175557, 409633, 1228899]

約数ペア:

[(1, 1228899), (3, 409633), (7, 175557), (21, 58519), (139, 8841), (417, 2947), (421, 2919), (973, 1263)]