690004

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1297}}^1$

素因数の和:1327

約数の個数: 24

約数和(自身を含む): 1453760

約数和(自身を除く): 763756

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 1297, 2594, 5188, 9079, 18158, 24643, 36316, 49286, 98572, 172501, 345002, 690004]

約数ペア:

[(1, 690004), (2, 345002), (4, 172501), (7, 98572), (14, 49286), (19, 36316), (28, 24643), (38, 18158), (76, 9079), (133, 5188), (266, 2594), (532, 1297)]