221876367

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1\times {\mathrm{239}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 319334400

約数和(自身を除く): 97458033

約数列:

[1, 3, 17, 51, 109, 167, 239, 327, 501, 717, 1853, 2839, 4063, 5559, 8517, 12189, 18203, 26051, 39913, 54609, 78153, 119739, 309451, 442867, 678521, 928353, 1328601, 2035563, 4350517, 13051551, 73958789, 221876367]

約数ペア:

[(1, 221876367), (3, 73958789), (17, 13051551), (51, 4350517), (109, 2035563), (167, 1328601), (239, 928353), (327, 678521), (501, 442867), (717, 309451), (1853, 119739), (2839, 78153), (4063, 54609), (5559, 39913), (8517, 26051), (12189, 18203)]