221257919

素因数分解:

${\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{1259}}^1$

素因数の和:1430

約数の個数: 16

約数和(自身を含む): 233735040

約数和(自身を除く): 12477121

約数列:

[1, 43, 61, 67, 1259, 2623, 2881, 4087, 54137, 76799, 84353, 175741, 3302357, 3627179, 5145533, 221257919]

約数ペア:

[(1, 221257919), (43, 5145533), (61, 3627179), (67, 3302357), (1259, 175741), (2623, 84353), (2881, 76799), (4087, 54137)]