221323799

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 257126400

約数和(自身を除く): 35802601

約数列:

[1, 17, 19, 47, 61, 239, 323, 799, 893, 1037, 1159, 2867, 4063, 4541, 11233, 14579, 15181, 19703, 48739, 54473, 77197, 190961, 213427, 247843, 277001, 685213, 926041, 3628259, 4709017, 11648621, 13019047, 221323799]

約数ペア:

[(1, 221323799), (17, 13019047), (19, 11648621), (47, 4709017), (61, 3628259), (239, 926041), (323, 685213), (799, 277001), (893, 247843), (1037, 213427), (1159, 190961), (2867, 77197), (4063, 54473), (4541, 48739), (11233, 19703), (14579, 15181)]