221566219

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{16477}}^1$

素因数の和:16614

約数の個数: 16

約数和(自身を含む): 270502848

約数和(自身を除く): 48936629

約数列:

[1, 7, 17, 113, 119, 791, 1921, 13447, 16477, 115339, 280109, 1861901, 1960763, 13033307, 31652317, 221566219]

約数ペア:

[(1, 221566219), (7, 31652317), (17, 13033307), (113, 1960763), (119, 1861901), (791, 280109), (1921, 115339), (13447, 16477)]