208673367

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{1291}}^1$

素因数の和:1523

約数の個数: 32

約数和(自身を含む): 327444480

約数和(自身を除く): 118771113

約数列:

[1, 3, 7, 21, 43, 129, 179, 301, 537, 903, 1253, 1291, 3759, 3873, 7697, 9037, 23091, 27111, 53879, 55513, 161637, 166539, 231089, 388591, 693267, 1165773, 1617623, 4852869, 9936827, 29810481, 69557789, 208673367]

約数ペア:

[(1, 208673367), (3, 69557789), (7, 29810481), (21, 9936827), (43, 4852869), (129, 1617623), (179, 1165773), (301, 693267), (537, 388591), (903, 231089), (1253, 166539), (1291, 161637), (3759, 55513), (3873, 53879), (7697, 27111), (9037, 23091)]