204559815

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{13789}}^1$

素因数の和:13863

約数の個数: 32

約数和(自身を含む): 349493760

約数和(自身を除く): 144933945

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 2967, 4945, 13789, 14835, 41367, 68945, 206835, 317147, 592927, 951441, 1585735, 1778781, 2964635, 4757205, 8893905, 13637321, 40911963, 68186605, 204559815]

約数ペア:

[(1, 204559815), (3, 68186605), (5, 40911963), (15, 13637321), (23, 8893905), (43, 4757205), (69, 2964635), (115, 1778781), (129, 1585735), (215, 951441), (345, 592927), (645, 317147), (989, 206835), (2967, 68945), (4945, 41367), (13789, 14835)]