221120259

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1\times {\mathrm{3539}}^1$

素因数の和:3954

約数の個数: 16

約数和(自身を含む): 300758400

約数和(自身を除く): 79638141

約数列:

[1, 3, 59, 177, 353, 1059, 3539, 10617, 20827, 62481, 208801, 626403, 1249267, 3747801, 73706753, 221120259]

約数ペア:

[(1, 221120259), (3, 73706753), (59, 3747801), (177, 1249267), (353, 626403), (1059, 208801), (3539, 62481), (10617, 20827)]