213426483

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1\times {\mathrm{331}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 309795840

約数和(自身を除く): 96369357

約数列:

[1, 3, 17, 47, 51, 141, 269, 331, 799, 807, 993, 2397, 4573, 5627, 12643, 13719, 15557, 16881, 37929, 46671, 89039, 214931, 264469, 267117, 644793, 793407, 1513663, 4184833, 4540989, 12554499, 71142161, 213426483]

約数ペア:

[(1, 213426483), (3, 71142161), (17, 12554499), (47, 4540989), (51, 4184833), (141, 1513663), (269, 793407), (331, 644793), (799, 267117), (807, 264469), (993, 214931), (2397, 89039), (4573, 46671), (5627, 37929), (12643, 16881), (13719, 15557)]